157902160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 426222720

約数和(自身を除く): 268320560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 61, 65, 76, 80, 95, 104, 122, 130, 131, 152, 190, 208, 244, 247, 260, 262, 304, 305, 380, 488, 494, 520, 524, 610, 655, 760, 793, 976, 988, 1040, 1048, 1159, 1220, 1235, 1310, 1520, 1586, 1703, 1976, 2096, 2318, 2440, 2470, 2489, 2620, 3172, 3406, 3952, 3965, 4636, 4880, 4940, 4978, 5240, 5795, 6344, 6812, 7930, 7991, 8515, 9272, 9880, 9956, 10480, 11590, 12445, 12688, 13624, 15067, 15860, 15982, 17030, 18544, 19760, 19912, 23180, 24890, 27248, 30134, 31720, 31964, 32357, 34060, 39824, 39955, 46360, 49780, 60268, 63440, 63928, 64714, 68120, 75335, 79910, 92720, 99560, 103883, 120536, 127856, 129428, 136240, 150670, 151829, 159820, 161785, 199120, 207766, 241072, 258856, 301340, 303658, 319640, 323570, 415532, 517712, 519415, 602680, 607316, 639280, 647140, 759145, 831064, 1038830, 1205360, 1214632, 1294280, 1518290, 1662128, 1973777, 2077660, 2429264, 2588560, 3036580, 3947554, 4155320, 6073160, 7895108, 8310640, 9868885, 12146320, 15790216, 19737770, 31580432, 39475540, 78951080, 157902160]

約数ペア:

[(1, 157902160), (2, 78951080), (4, 39475540), (5, 31580432), (8, 19737770), (10, 15790216), (13, 12146320), (16, 9868885), (19, 8310640), (20, 7895108), (26, 6073160), (38, 4155320), (40, 3947554), (52, 3036580), (61, 2588560), (65, 2429264), (76, 2077660), (80, 1973777), (95, 1662128), (104, 1518290), (122, 1294280), (130, 1214632), (131, 1205360), (152, 1038830), (190, 831064), (208, 759145), (244, 647140), (247, 639280), (260, 607316), (262, 602680), (304, 519415), (305, 517712), (380, 415532), (488, 323570), (494, 319640), (520, 303658), (524, 301340), (610, 258856), (655, 241072), (760, 207766), (793, 199120), (976, 161785), (988, 159820), (1040, 151829), (1048, 150670), (1159, 136240), (1220, 129428), (1235, 127856), (1310, 120536), (1520, 103883), (1586, 99560), (1703, 92720), (1976, 79910), (2096, 75335), (2318, 68120), (2440, 64714), (2470, 63928), (2489, 63440), (2620, 60268), (3172, 49780), (3406, 46360), (3952, 39955), (3965, 39824), (4636, 34060), (4880, 32357), (4940, 31964), (4978, 31720), (5240, 30134), (5795, 27248), (6344, 24890), (6812, 23180), (7930, 19912), (7991, 19760), (8515, 18544), (9272, 17030), (9880, 15982), (9956, 15860), (10480, 15067), (11590, 13624), (12445, 12688)]