172988520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 545875200

約数和(自身を除く): 372886680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 233, 269, 276, 345, 460, 466, 538, 552, 690, 699, 807, 920, 932, 1076, 1165, 1345, 1380, 1398, 1614, 1864, 2152, 2330, 2690, 2760, 2796, 3228, 3495, 4035, 4660, 5359, 5380, 5592, 6187, 6456, 6990, 8070, 9320, 10718, 10760, 12374, 13980, 16077, 16140, 18561, 21436, 24748, 26795, 27960, 30935, 32154, 32280, 37122, 42872, 49496, 53590, 61870, 62677, 64308, 74244, 80385, 92805, 107180, 123740, 125354, 128616, 148488, 160770, 185610, 188031, 214360, 247480, 250708, 313385, 321540, 371220, 376062, 501416, 626770, 643080, 742440, 752124, 940155, 1253540, 1441571, 1504248, 1880310, 2507080, 2883142, 3760620, 4324713, 5766284, 7207855, 7521240, 8649426, 11532568, 14415710, 17298852, 21623565, 28831420, 34597704, 43247130, 57662840, 86494260, 172988520]

約数ペア:

[(1, 172988520), (2, 86494260), (3, 57662840), (4, 43247130), (5, 34597704), (6, 28831420), (8, 21623565), (10, 17298852), (12, 14415710), (15, 11532568), (20, 8649426), (23, 7521240), (24, 7207855), (30, 5766284), (40, 4324713), (46, 3760620), (60, 2883142), (69, 2507080), (92, 1880310), (115, 1504248), (120, 1441571), (138, 1253540), (184, 940155), (230, 752124), (233, 742440), (269, 643080), (276, 626770), (345, 501416), (460, 376062), (466, 371220), (538, 321540), (552, 313385), (690, 250708), (699, 247480), (807, 214360), (920, 188031), (932, 185610), (1076, 160770), (1165, 148488), (1345, 128616), (1380, 125354), (1398, 123740), (1614, 107180), (1864, 92805), (2152, 80385), (2330, 74244), (2690, 64308), (2760, 62677), (2796, 61870), (3228, 53590), (3495, 49496), (4035, 42872), (4660, 37122), (5359, 32280), (5380, 32154), (5592, 30935), (6187, 27960), (6456, 26795), (6990, 24748), (8070, 21436), (9320, 18561), (10718, 16140), (10760, 16077), (12374, 13980)]