921618960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1999}}^1$

素因数の和:2145

約数の個数: 160

約数和(自身を含む): 3053376000

約数和(自身を除く): 2131757040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 113, 120, 136, 170, 204, 226, 240, 255, 272, 339, 340, 408, 452, 510, 565, 678, 680, 816, 904, 1020, 1130, 1356, 1360, 1695, 1808, 1921, 1999, 2040, 2260, 2712, 3390, 3842, 3998, 4080, 4520, 5424, 5763, 5997, 6780, 7684, 7996, 9040, 9605, 9995, 11526, 11994, 13560, 15368, 15992, 19210, 19990, 23052, 23988, 27120, 28815, 29985, 30736, 31984, 33983, 38420, 39980, 46104, 47976, 57630, 59970, 67966, 76840, 79960, 92208, 95952, 101949, 115260, 119940, 135932, 153680, 159920, 169915, 203898, 225887, 230520, 239880, 271864, 339830, 407796, 451774, 461040, 479760, 509745, 543728, 677661, 679660, 815592, 903548, 1019490, 1129435, 1355322, 1359320, 1631184, 1807096, 2038980, 2258870, 2710644, 2718640, 3388305, 3614192, 3840079, 4077960, 4517740, 5421288, 6776610, 7680158, 8155920, 9035480, 10842576, 11520237, 13553220, 15360316, 18070960, 19200395, 23040474, 27106440, 30720632, 38400790, 46080948, 54212880, 57601185, 61441264, 76801580, 92161896, 115202370, 153603160, 184323792, 230404740, 307206320, 460809480, 921618960]

約数ペア:

[(1, 921618960), (2, 460809480), (3, 307206320), (4, 230404740), (5, 184323792), (6, 153603160), (8, 115202370), (10, 92161896), (12, 76801580), (15, 61441264), (16, 57601185), (17, 54212880), (20, 46080948), (24, 38400790), (30, 30720632), (34, 27106440), (40, 23040474), (48, 19200395), (51, 18070960), (60, 15360316), (68, 13553220), (80, 11520237), (85, 10842576), (102, 9035480), (113, 8155920), (120, 7680158), (136, 6776610), (170, 5421288), (204, 4517740), (226, 4077960), (240, 3840079), (255, 3614192), (272, 3388305), (339, 2718640), (340, 2710644), (408, 2258870), (452, 2038980), (510, 1807096), (565, 1631184), (678, 1359320), (680, 1355322), (816, 1129435), (904, 1019490), (1020, 903548), (1130, 815592), (1356, 679660), (1360, 677661), (1695, 543728), (1808, 509745), (1921, 479760), (1999, 461040), (2040, 451774), (2260, 407796), (2712, 339830), (3390, 271864), (3842, 239880), (3998, 230520), (4080, 225887), (4520, 203898), (5424, 169915), (5763, 159920), (5997, 153680), (6780, 135932), (7684, 119940), (7996, 115260), (9040, 101949), (9605, 95952), (9995, 92208), (11526, 79960), (11994, 76840), (13560, 67966), (15368, 59970), (15992, 57630), (19210, 47976), (19990, 46104), (23052, 39980), (23988, 38420), (27120, 33983), (28815, 31984), (29985, 30736)]