155364560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 160

約数和(自身を含む): 413306880

約数和(自身を除く): 257942320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 61, 62, 65, 79, 80, 104, 122, 124, 130, 155, 158, 208, 244, 248, 260, 305, 310, 316, 395, 403, 488, 496, 520, 610, 620, 632, 790, 793, 806, 976, 1027, 1040, 1220, 1240, 1264, 1580, 1586, 1612, 1891, 2015, 2054, 2440, 2449, 2480, 3160, 3172, 3224, 3782, 3965, 4030, 4108, 4819, 4880, 4898, 5135, 6320, 6344, 6448, 7564, 7930, 8060, 8216, 9455, 9638, 9796, 10270, 12245, 12688, 15128, 15860, 16120, 16432, 18910, 19276, 19592, 20540, 24095, 24490, 24583, 30256, 31720, 31837, 32240, 37820, 38552, 39184, 41080, 48190, 48980, 49166, 62647, 63440, 63674, 75640, 77104, 82160, 96380, 97960, 98332, 122915, 125294, 127348, 149389, 151280, 159185, 192760, 195920, 196664, 245830, 250588, 254696, 298778, 313235, 318370, 385520, 393328, 491660, 501176, 509392, 597556, 626470, 636740, 746945, 983320, 1002352, 1195112, 1252940, 1273480, 1493890, 1942057, 1966640, 2390224, 2505880, 2546960, 2987780, 3884114, 5011760, 5975560, 7768228, 9710285, 11951120, 15536456, 19420570, 31072912, 38841140, 77682280, 155364560]

約数ペア:

[(1, 155364560), (2, 77682280), (4, 38841140), (5, 31072912), (8, 19420570), (10, 15536456), (13, 11951120), (16, 9710285), (20, 7768228), (26, 5975560), (31, 5011760), (40, 3884114), (52, 2987780), (61, 2546960), (62, 2505880), (65, 2390224), (79, 1966640), (80, 1942057), (104, 1493890), (122, 1273480), (124, 1252940), (130, 1195112), (155, 1002352), (158, 983320), (208, 746945), (244, 636740), (248, 626470), (260, 597556), (305, 509392), (310, 501176), (316, 491660), (395, 393328), (403, 385520), (488, 318370), (496, 313235), (520, 298778), (610, 254696), (620, 250588), (632, 245830), (790, 196664), (793, 195920), (806, 192760), (976, 159185), (1027, 151280), (1040, 149389), (1220, 127348), (1240, 125294), (1264, 122915), (1580, 98332), (1586, 97960), (1612, 96380), (1891, 82160), (2015, 77104), (2054, 75640), (2440, 63674), (2449, 63440), (2480, 62647), (3160, 49166), (3172, 48980), (3224, 48190), (3782, 41080), (3965, 39184), (4030, 38552), (4108, 37820), (4819, 32240), (4880, 31837), (4898, 31720), (5135, 30256), (6320, 24583), (6344, 24490), (6448, 24095), (7564, 20540), (7930, 19592), (8060, 19276), (8216, 18910), (9455, 16432), (9638, 16120), (9796, 15860), (10270, 15128), (12245, 12688)]