308656920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17987}}^1$

素因数の和:18025

約数の個数: 128

約数和(自身を含む): 1087914240

約数和(自身を除く): 779257320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 17160, 17987, 35974, 53961, 71948, 89935, 107922, 143896, 179870, 197857, 215844, 233831, 269805, 359740, 395714, 431688, 467662, 539610, 593571, 701493, 719480, 791428, 935324, 989285, 1079220, 1169155, 1187142, 1402986, 1582856, 1870648, 1978570, 2158440, 2338310, 2374284, 2572141, 2805972, 2967855, 3507465, 3957140, 4676620, 4748568, 5144282, 5611944, 5935710, 7014930, 7716423, 7914280, 9353240, 10288564, 11871420, 12860705, 14029860, 15432846, 20577128, 23742840, 25721410, 28059720, 30865692, 38582115, 51442820, 61731384, 77164230, 102885640, 154328460, 308656920]

約数ペア:

[(1, 308656920), (2, 154328460), (3, 102885640), (4, 77164230), (5, 61731384), (6, 51442820), (8, 38582115), (10, 30865692), (11, 28059720), (12, 25721410), (13, 23742840), (15, 20577128), (20, 15432846), (22, 14029860), (24, 12860705), (26, 11871420), (30, 10288564), (33, 9353240), (39, 7914280), (40, 7716423), (44, 7014930), (52, 5935710), (55, 5611944), (60, 5144282), (65, 4748568), (66, 4676620), (78, 3957140), (88, 3507465), (104, 2967855), (110, 2805972), (120, 2572141), (130, 2374284), (132, 2338310), (143, 2158440), (156, 1978570), (165, 1870648), (195, 1582856), (220, 1402986), (260, 1187142), (264, 1169155), (286, 1079220), (312, 989285), (330, 935324), (390, 791428), (429, 719480), (440, 701493), (520, 593571), (572, 539610), (660, 467662), (715, 431688), (780, 395714), (858, 359740), (1144, 269805), (1320, 233831), (1430, 215844), (1560, 197857), (1716, 179870), (2145, 143896), (2860, 107922), (3432, 89935), (4290, 71948), (5720, 53961), (8580, 35974), (17160, 17987)]