1279617360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{467}}^1$

素因数の和:730

約数の個数: 240

約数和(自身を含む): 4644184896

約数和(自身を除く): 3364567536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 233, 240, 245, 280, 294, 336, 392, 420, 466, 467, 490, 560, 588, 699, 735, 784, 840, 932, 934, 980, 1165, 1176, 1398, 1401, 1470, 1631, 1680, 1864, 1868, 1960, 2330, 2335, 2352, 2796, 2802, 2940, 3262, 3269, 3495, 3728, 3736, 3920, 4660, 4670, 4893, 5592, 5604, 5880, 6524, 6538, 6990, 7005, 7472, 8155, 9320, 9340, 9786, 9807, 11184, 11208, 11417, 11760, 13048, 13076, 13980, 14010, 16310, 16345, 18640, 18680, 19572, 19614, 22416, 22834, 22883, 24465, 26096, 26152, 27960, 28020, 32620, 32690, 34251, 37360, 39144, 39228, 45668, 45766, 48930, 49035, 52304, 55920, 56040, 57085, 65240, 65380, 68502, 68649, 78288, 78456, 91336, 91532, 97860, 98070, 108811, 112080, 114170, 114415, 130480, 130760, 137004, 137298, 156912, 171255, 182672, 183064, 195720, 196140, 217622, 228340, 228830, 261520, 274008, 274596, 326433, 342510, 343245, 366128, 391440, 392280, 435244, 456680, 457660, 544055, 548016, 549192, 652866, 685020, 686490, 761677, 784560, 870488, 913360, 915320, 1088110, 1098384, 1305732, 1370040, 1372980, 1523354, 1632165, 1740976, 1830640, 2176220, 2285031, 2611464, 2740080, 2745960, 3046708, 3264330, 3808385, 4352440, 4570062, 5222928, 5331739, 5491920, 6093416, 6528660, 7616770, 8704880, 9140124, 10663478, 11425155, 12186832, 13057320, 15233540, 15995217, 18280248, 21326956, 22850310, 26114640, 26658695, 30467080, 31990434, 36560496, 42653912, 45700620, 53317390, 60934160, 63980868, 79976085, 85307824, 91401240, 106634780, 127961736, 159952170, 182802480, 213269560, 255923472, 319904340, 426539120, 639808680, 1279617360]

約数ペア:

[(1, 1279617360), (2, 639808680), (3, 426539120), (4, 319904340), (5, 255923472), (6, 213269560), (7, 182802480), (8, 159952170), (10, 127961736), (12, 106634780), (14, 91401240), (15, 85307824), (16, 79976085), (20, 63980868), (21, 60934160), (24, 53317390), (28, 45700620), (30, 42653912), (35, 36560496), (40, 31990434), (42, 30467080), (48, 26658695), (49, 26114640), (56, 22850310), (60, 21326956), (70, 18280248), (80, 15995217), (84, 15233540), (98, 13057320), (105, 12186832), (112, 11425155), (120, 10663478), (140, 9140124), (147, 8704880), (168, 7616770), (196, 6528660), (210, 6093416), (233, 5491920), (240, 5331739), (245, 5222928), (280, 4570062), (294, 4352440), (336, 3808385), (392, 3264330), (420, 3046708), (466, 2745960), (467, 2740080), (490, 2611464), (560, 2285031), (588, 2176220), (699, 1830640), (735, 1740976), (784, 1632165), (840, 1523354), (932, 1372980), (934, 1370040), (980, 1305732), (1165, 1098384), (1176, 1088110), (1398, 915320), (1401, 913360), (1470, 870488), (1631, 784560), (1680, 761677), (1864, 686490), (1868, 685020), (1960, 652866), (2330, 549192), (2335, 548016), (2352, 544055), (2796, 457660), (2802, 456680), (2940, 435244), (3262, 392280), (3269, 391440), (3495, 366128), (3728, 343245), (3736, 342510), (3920, 326433), (4660, 274596), (4670, 274008), (4893, 261520), (5592, 228830), (5604, 228340), (5880, 217622), (6524, 196140), (6538, 195720), (6990, 183064), (7005, 182672), (7472, 171255), (8155, 156912), (9320, 137298), (9340, 137004), (9786, 130760), (9807, 130480), (11184, 114415), (11208, 114170), (11417, 112080), (11760, 108811), (13048, 98070), (13076, 97860), (13980, 91532), (14010, 91336), (16310, 78456), (16345, 78288), (18640, 68649), (18680, 68502), (19572, 65380), (19614, 65240), (22416, 57085), (22834, 56040), (22883, 55920), (24465, 52304), (26096, 49035), (26152, 48930), (27960, 45766), (28020, 45668), (32620, 39228), (32690, 39144), (34251, 37360)]