249887883420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{20431}}^1$

素因数の和:21041

約数の個数: 288

約数和(自身を含む): 918886864896

約数和(自身を除く): 668998981476

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 571, 595, 612, 630, 714, 765, 1020, 1071, 1142, 1190, 1260, 1428, 1530, 1713, 1785, 2142, 2284, 2380, 2855, 3060, 3426, 3570, 3997, 4284, 5139, 5355, 5710, 6852, 7140, 7994, 8565, 9707, 10278, 10710, 11420, 11991, 15988, 17130, 19414, 19985, 20431, 20556, 21420, 23982, 25695, 29121, 34260, 35973, 38828, 39970, 40862, 47964, 48535, 51390, 58242, 59955, 61293, 67949, 71946, 79940, 81724, 87363, 97070, 102155, 102780, 116484, 119910, 122586, 135898, 143017, 143892, 145605, 174726, 179865, 183879, 194140, 203847, 204310, 239820, 245172, 271796, 286034, 291210, 306465, 339745, 347327, 349452, 359730, 367758, 407694, 408620, 429051, 436815, 572068, 582420, 611541, 612930, 679490, 694654, 715085, 719460, 735516, 815388, 858102, 873630, 919395, 1019235, 1041981, 1223082, 1225860, 1287153, 1358980, 1389308, 1430170, 1716204, 1736635, 1747260, 1838790, 2038470, 2083962, 2145255, 2431289, 2446164, 2574306, 2860340, 3057705, 3125943, 3473270, 3677580, 4076940, 4167924, 4290510, 4862578, 5148612, 5209905, 6115410, 6251886, 6435765, 6946540, 7293867, 8581020, 9725156, 10419810, 11666101, 12156445, 12230820, 12503772, 12871530, 14587734, 15629715, 20839620, 21881601, 23332202, 24312890, 25743060, 29175468, 31259430, 34998303, 36469335, 43763202, 46664404, 48625780, 58330505, 62518860, 69996606, 72938670, 81662707, 87526404, 104994909, 109408005, 116661010, 139993212, 145877340, 163325414, 174991515, 198323717, 209989818, 218816010, 233322020, 244988121, 326650828, 349983030, 396647434, 408313535, 419979636, 437632020, 489976242, 524974545, 594971151, 699966060, 734964363, 793294868, 816627070, 979952484, 991618585, 1049949090, 1189942302, 1224940605, 1388266019, 1469928726, 1633254140, 1784913453, 1983237170, 2099898180, 2379884604, 2449881210, 2776532038, 2939857452, 2974855755, 3569826906, 3674821815, 3966474340, 4164798057, 4899762420, 5553064076, 5949711510, 6941330095, 7139653812, 7349643630, 8329596114, 8924567265, 11899423020, 12494394171, 13882660190, 14699287260, 16659192228, 17849134530, 20823990285, 24988788342, 27765320380, 35698269060, 41647980570, 49977576684, 62471970855, 83295961140, 124943941710, 249887883420]

約数ペア:

[(1, 249887883420), (2, 124943941710), (3, 83295961140), (4, 62471970855), (5, 49977576684), (6, 41647980570), (7, 35698269060), (9, 27765320380), (10, 24988788342), (12, 20823990285), (14, 17849134530), (15, 16659192228), (17, 14699287260), (18, 13882660190), (20, 12494394171), (21, 11899423020), (28, 8924567265), (30, 8329596114), (34, 7349643630), (35, 7139653812), (36, 6941330095), (42, 5949711510), (45, 5553064076), (51, 4899762420), (60, 4164798057), (63, 3966474340), (68, 3674821815), (70, 3569826906), (84, 2974855755), (85, 2939857452), (90, 2776532038), (102, 2449881210), (105, 2379884604), (119, 2099898180), (126, 1983237170), (140, 1784913453), (153, 1633254140), (170, 1469928726), (180, 1388266019), (204, 1224940605), (210, 1189942302), (238, 1049949090), (252, 991618585), (255, 979952484), (306, 816627070), (315, 793294868), (340, 734964363), (357, 699966060), (420, 594971151), (476, 524974545), (510, 489976242), (571, 437632020), (595, 419979636), (612, 408313535), (630, 396647434), (714, 349983030), (765, 326650828), (1020, 244988121), (1071, 233322020), (1142, 218816010), (1190, 209989818), (1260, 198323717), (1428, 174991515), (1530, 163325414), (1713, 145877340), (1785, 139993212), (2142, 116661010), (2284, 109408005), (2380, 104994909), (2855, 87526404), (3060, 81662707), (3426, 72938670), (3570, 69996606), (3997, 62518860), (4284, 58330505), (5139, 48625780), (5355, 46664404), (5710, 43763202), (6852, 36469335), (7140, 34998303), (7994, 31259430), (8565, 29175468), (9707, 25743060), (10278, 24312890), (10710, 23332202), (11420, 21881601), (11991, 20839620), (15988, 15629715), (17130, 14587734), (19414, 12871530), (19985, 12503772), (20431, 12230820), (20556, 12156445), (21420, 11666101), (23982, 10419810), (25695, 9725156), (29121, 8581020), (34260, 7293867), (35973, 6946540), (38828, 6435765), (39970, 6251886), (40862, 6115410), (47964, 5209905), (48535, 5148612), (51390, 4862578), (58242, 4290510), (59955, 4167924), (61293, 4076940), (67949, 3677580), (71946, 3473270), (79940, 3125943), (81724, 3057705), (87363, 2860340), (97070, 2574306), (102155, 2446164), (102780, 2431289), (116484, 2145255), (119910, 2083962), (122586, 2038470), (135898, 1838790), (143017, 1747260), (143892, 1736635), (145605, 1716204), (174726, 1430170), (179865, 1389308), (183879, 1358980), (194140, 1287153), (203847, 1225860), (204310, 1223082), (239820, 1041981), (245172, 1019235), (271796, 919395), (286034, 873630), (291210, 858102), (306465, 815388), (339745, 735516), (347327, 719460), (349452, 715085), (359730, 694654), (367758, 679490), (407694, 612930), (408620, 611541), (429051, 582420), (436815, 572068)]