1251712680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{557}}^1$

素因数の和:939

約数の個数: 128

約数和(自身を含む): 3836004480

約数和(自身を除く): 2584291800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 307, 366, 488, 557, 610, 614, 732, 915, 921, 1114, 1220, 1228, 1464, 1535, 1671, 1830, 1842, 2228, 2440, 2456, 2785, 3070, 3342, 3660, 3684, 4456, 4605, 5570, 6140, 6684, 7320, 7368, 8355, 9210, 11140, 12280, 13368, 16710, 18420, 18727, 22280, 33420, 33977, 36840, 37454, 56181, 66840, 67954, 74908, 93635, 101931, 112362, 135908, 149816, 169885, 170999, 187270, 203862, 224724, 271816, 280905, 339770, 341998, 374540, 407724, 449448, 509655, 512997, 561810, 679540, 683996, 749080, 815448, 854995, 1019310, 1025994, 1123620, 1359080, 1367992, 1709990, 2038620, 2051988, 2247240, 2564985, 3419980, 4077240, 4103976, 5129970, 6839960, 10259940, 10430939, 20519880, 20861878, 31292817, 41723756, 52154695, 62585634, 83447512, 104309390, 125171268, 156464085, 208618780, 250342536, 312928170, 417237560, 625856340, 1251712680]

約数ペア:

[(1, 1251712680), (2, 625856340), (3, 417237560), (4, 312928170), (5, 250342536), (6, 208618780), (8, 156464085), (10, 125171268), (12, 104309390), (15, 83447512), (20, 62585634), (24, 52154695), (30, 41723756), (40, 31292817), (60, 20861878), (61, 20519880), (120, 10430939), (122, 10259940), (183, 6839960), (244, 5129970), (305, 4103976), (307, 4077240), (366, 3419980), (488, 2564985), (557, 2247240), (610, 2051988), (614, 2038620), (732, 1709990), (915, 1367992), (921, 1359080), (1114, 1123620), (1220, 1025994), (1228, 1019310), (1464, 854995), (1535, 815448), (1671, 749080), (1830, 683996), (1842, 679540), (2228, 561810), (2440, 512997), (2456, 509655), (2785, 449448), (3070, 407724), (3342, 374540), (3660, 341998), (3684, 339770), (4456, 280905), (4605, 271816), (5570, 224724), (6140, 203862), (6684, 187270), (7320, 170999), (7368, 169885), (8355, 149816), (9210, 135908), (11140, 112362), (12280, 101931), (13368, 93635), (16710, 74908), (18420, 67954), (18727, 66840), (22280, 56181), (33420, 37454), (33977, 36840)]