188868680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 256

約数和(自身を含む): 587865600

約数和(自身を除く): 398996920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 53, 55, 56, 65, 70, 77, 88, 89, 91, 104, 106, 110, 130, 140, 143, 154, 178, 182, 212, 220, 260, 265, 280, 286, 308, 356, 364, 371, 385, 424, 440, 445, 455, 520, 530, 572, 583, 616, 623, 689, 712, 715, 728, 742, 770, 890, 910, 979, 1001, 1060, 1144, 1157, 1166, 1246, 1378, 1430, 1484, 1540, 1780, 1820, 1855, 1958, 2002, 2120, 2314, 2332, 2492, 2756, 2860, 2915, 2968, 3080, 3115, 3445, 3560, 3640, 3710, 3916, 4004, 4081, 4628, 4664, 4717, 4823, 4895, 4984, 5005, 5512, 5720, 5785, 5830, 6230, 6853, 6890, 7420, 7579, 7832, 8008, 8099, 8162, 9256, 9434, 9646, 9790, 10010, 11570, 11660, 12460, 12727, 13706, 13780, 14840, 15158, 16198, 16324, 18868, 19292, 19580, 20020, 20405, 23140, 23320, 23585, 24115, 24920, 25454, 27412, 27560, 30316, 32396, 32648, 33019, 34265, 37736, 37895, 38584, 39160, 40040, 40495, 40810, 46280, 47170, 48230, 50908, 51887, 53053, 54824, 60632, 61321, 63635, 64792, 66038, 68530, 75790, 80990, 81620, 89089, 94340, 96460, 101816, 103774, 106106, 122642, 127270, 132076, 137060, 151580, 161980, 163240, 165095, 178178, 188680, 192920, 207548, 212212, 245284, 254540, 259435, 264152, 265265, 274120, 303160, 306605, 323960, 330190, 356356, 363209, 415096, 424424, 429247, 445445, 490568, 509080, 518870, 530530, 613210, 660380, 674531, 712712, 726418, 858494, 890890, 1037740, 1061060, 1226420, 1320760, 1349062, 1452836, 1716988, 1781780, 1816045, 2075480, 2122120, 2146235, 2452840, 2698124, 2905672, 3372655, 3433976, 3563560, 3632090, 4292470, 4721717, 5396248, 6745310, 7264180, 8584940, 9443434, 13490620, 14528360, 17169880, 18886868, 23608585, 26981240, 37773736, 47217170, 94434340, 188868680]

約数ペア:

[(1, 188868680), (2, 94434340), (4, 47217170), (5, 37773736), (7, 26981240), (8, 23608585), (10, 18886868), (11, 17169880), (13, 14528360), (14, 13490620), (20, 9443434), (22, 8584940), (26, 7264180), (28, 6745310), (35, 5396248), (40, 4721717), (44, 4292470), (52, 3632090), (53, 3563560), (55, 3433976), (56, 3372655), (65, 2905672), (70, 2698124), (77, 2452840), (88, 2146235), (89, 2122120), (91, 2075480), (104, 1816045), (106, 1781780), (110, 1716988), (130, 1452836), (140, 1349062), (143, 1320760), (154, 1226420), (178, 1061060), (182, 1037740), (212, 890890), (220, 858494), (260, 726418), (265, 712712), (280, 674531), (286, 660380), (308, 613210), (356, 530530), (364, 518870), (371, 509080), (385, 490568), (424, 445445), (440, 429247), (445, 424424), (455, 415096), (520, 363209), (530, 356356), (572, 330190), (583, 323960), (616, 306605), (623, 303160), (689, 274120), (712, 265265), (715, 264152), (728, 259435), (742, 254540), (770, 245284), (890, 212212), (910, 207548), (979, 192920), (1001, 188680), (1060, 178178), (1144, 165095), (1157, 163240), (1166, 161980), (1246, 151580), (1378, 137060), (1430, 132076), (1484, 127270), (1540, 122642), (1780, 106106), (1820, 103774), (1855, 101816), (1958, 96460), (2002, 94340), (2120, 89089), (2314, 81620), (2332, 80990), (2492, 75790), (2756, 68530), (2860, 66038), (2915, 64792), (2968, 63635), (3080, 61321), (3115, 60632), (3445, 54824), (3560, 53053), (3640, 51887), (3710, 50908), (3916, 48230), (4004, 47170), (4081, 46280), (4628, 40810), (4664, 40495), (4717, 40040), (4823, 39160), (4895, 38584), (4984, 37895), (5005, 37736), (5512, 34265), (5720, 33019), (5785, 32648), (5830, 32396), (6230, 30316), (6853, 27560), (6890, 27412), (7420, 25454), (7579, 24920), (7832, 24115), (8008, 23585), (8099, 23320), (8162, 23140), (9256, 20405), (9434, 20020), (9646, 19580), (9790, 19292), (10010, 18868), (11570, 16324), (11660, 16198), (12460, 15158), (12727, 14840), (13706, 13780)]