209088180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 288

約数和(自身を含む): 769886208

約数和(自身を除く): 560798028

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 53, 60, 62, 63, 70, 84, 90, 93, 101, 105, 106, 124, 126, 140, 155, 159, 180, 186, 202, 210, 212, 217, 252, 265, 279, 303, 310, 315, 318, 371, 372, 404, 420, 434, 465, 477, 505, 530, 558, 606, 620, 630, 636, 651, 707, 742, 795, 868, 909, 930, 954, 1010, 1060, 1085, 1113, 1116, 1212, 1260, 1302, 1395, 1414, 1484, 1515, 1590, 1643, 1818, 1855, 1860, 1908, 1953, 2020, 2121, 2170, 2226, 2385, 2604, 2790, 2828, 3030, 3131, 3180, 3255, 3286, 3339, 3535, 3636, 3710, 3906, 4242, 4340, 4452, 4545, 4770, 4929, 5353, 5565, 5580, 6060, 6262, 6363, 6510, 6572, 6678, 7070, 7420, 7812, 8215, 8484, 9090, 9393, 9540, 9765, 9858, 10605, 10706, 11130, 11501, 12524, 12726, 13020, 13356, 14140, 14787, 15655, 16059, 16430, 16695, 18180, 18786, 19530, 19716, 21210, 21412, 21917, 22260, 23002, 24645, 25452, 26765, 28179, 29574, 31310, 31815, 32118, 32860, 33390, 34503, 37471, 37572, 39060, 42420, 43834, 46004, 46965, 48177, 49290, 53530, 56358, 57505, 59148, 62620, 63630, 64236, 65751, 66780, 69006, 73935, 74942, 80295, 87668, 93930, 96354, 98580, 103509, 107060, 109585, 112413, 112716, 115010, 127260, 131502, 138012, 140895, 147870, 149884, 160590, 165943, 172515, 187355, 187860, 192708, 197253, 207018, 219170, 224826, 230020, 240885, 263004, 281790, 295740, 321180, 328755, 331886, 337239, 345030, 374710, 394506, 414036, 438340, 449652, 481770, 497829, 517545, 562065, 563580, 657510, 663772, 674478, 690060, 749420, 789012, 829715, 963540, 986265, 995658, 1035090, 1124130, 1161601, 1315020, 1348956, 1493487, 1659430, 1686195, 1972530, 1991316, 2070180, 2248260, 2323202, 2489145, 2986974, 3318860, 3372390, 3484803, 3945060, 4646404, 4978290, 5808005, 5973948, 6744780, 6969606, 7467435, 9956580, 10454409, 11616010, 13939212, 14934870, 17424015, 20908818, 23232020, 29869740, 34848030, 41817636, 52272045, 69696060, 104544090, 209088180]

約数ペア:

[(1, 209088180), (2, 104544090), (3, 69696060), (4, 52272045), (5, 41817636), (6, 34848030), (7, 29869740), (9, 23232020), (10, 20908818), (12, 17424015), (14, 14934870), (15, 13939212), (18, 11616010), (20, 10454409), (21, 9956580), (28, 7467435), (30, 6969606), (31, 6744780), (35, 5973948), (36, 5808005), (42, 4978290), (45, 4646404), (53, 3945060), (60, 3484803), (62, 3372390), (63, 3318860), (70, 2986974), (84, 2489145), (90, 2323202), (93, 2248260), (101, 2070180), (105, 1991316), (106, 1972530), (124, 1686195), (126, 1659430), (140, 1493487), (155, 1348956), (159, 1315020), (180, 1161601), (186, 1124130), (202, 1035090), (210, 995658), (212, 986265), (217, 963540), (252, 829715), (265, 789012), (279, 749420), (303, 690060), (310, 674478), (315, 663772), (318, 657510), (371, 563580), (372, 562065), (404, 517545), (420, 497829), (434, 481770), (465, 449652), (477, 438340), (505, 414036), (530, 394506), (558, 374710), (606, 345030), (620, 337239), (630, 331886), (636, 328755), (651, 321180), (707, 295740), (742, 281790), (795, 263004), (868, 240885), (909, 230020), (930, 224826), (954, 219170), (1010, 207018), (1060, 197253), (1085, 192708), (1113, 187860), (1116, 187355), (1212, 172515), (1260, 165943), (1302, 160590), (1395, 149884), (1414, 147870), (1484, 140895), (1515, 138012), (1590, 131502), (1643, 127260), (1818, 115010), (1855, 112716), (1860, 112413), (1908, 109585), (1953, 107060), (2020, 103509), (2121, 98580), (2170, 96354), (2226, 93930), (2385, 87668), (2604, 80295), (2790, 74942), (2828, 73935), (3030, 69006), (3131, 66780), (3180, 65751), (3255, 64236), (3286, 63630), (3339, 62620), (3535, 59148), (3636, 57505), (3710, 56358), (3906, 53530), (4242, 49290), (4340, 48177), (4452, 46965), (4545, 46004), (4770, 43834), (4929, 42420), (5353, 39060), (5565, 37572), (5580, 37471), (6060, 34503), (6262, 33390), (6363, 32860), (6510, 32118), (6572, 31815), (6678, 31310), (7070, 29574), (7420, 28179), (7812, 26765), (8215, 25452), (8484, 24645), (9090, 23002), (9393, 22260), (9540, 21917), (9765, 21412), (9858, 21210), (10605, 19716), (10706, 19530), (11130, 18786), (11501, 18180), (12524, 16695), (12726, 16430), (13020, 16059), (13356, 15655), (14140, 14787)]