345645040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 160

約数和(自身を含む): 911941632

約数和(自身を除く): 566296592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 71, 80, 104, 124, 130, 142, 151, 155, 208, 248, 260, 284, 302, 310, 355, 403, 496, 520, 568, 604, 620, 710, 755, 806, 923, 1040, 1136, 1208, 1240, 1420, 1510, 1612, 1846, 1963, 2015, 2201, 2416, 2480, 2840, 3020, 3224, 3692, 3926, 4030, 4402, 4615, 4681, 5680, 6040, 6448, 7384, 7852, 8060, 8804, 9230, 9362, 9815, 10721, 11005, 12080, 14768, 15704, 16120, 17608, 18460, 18724, 19630, 21442, 22010, 23405, 28613, 31408, 32240, 35216, 36920, 37448, 39260, 42884, 44020, 46810, 53605, 57226, 60853, 73840, 74896, 78520, 85768, 88040, 93620, 107210, 114452, 121706, 139373, 143065, 157040, 171536, 176080, 187240, 214420, 228904, 243412, 278746, 286130, 304265, 332351, 374480, 428840, 457808, 486824, 557492, 572260, 608530, 664702, 696865, 857680, 973648, 1114984, 1144520, 1217060, 1329404, 1393730, 1661755, 2229968, 2289040, 2434120, 2658808, 2787460, 3323510, 4320563, 4868240, 5317616, 5574920, 6647020, 8641126, 11149840, 13294040, 17282252, 21602815, 26588080, 34564504, 43205630, 69129008, 86411260, 172822520, 345645040]

約数ペア:

[(1, 345645040), (2, 172822520), (4, 86411260), (5, 69129008), (8, 43205630), (10, 34564504), (13, 26588080), (16, 21602815), (20, 17282252), (26, 13294040), (31, 11149840), (40, 8641126), (52, 6647020), (62, 5574920), (65, 5317616), (71, 4868240), (80, 4320563), (104, 3323510), (124, 2787460), (130, 2658808), (142, 2434120), (151, 2289040), (155, 2229968), (208, 1661755), (248, 1393730), (260, 1329404), (284, 1217060), (302, 1144520), (310, 1114984), (355, 973648), (403, 857680), (496, 696865), (520, 664702), (568, 608530), (604, 572260), (620, 557492), (710, 486824), (755, 457808), (806, 428840), (923, 374480), (1040, 332351), (1136, 304265), (1208, 286130), (1240, 278746), (1420, 243412), (1510, 228904), (1612, 214420), (1846, 187240), (1963, 176080), (2015, 171536), (2201, 157040), (2416, 143065), (2480, 139373), (2840, 121706), (3020, 114452), (3224, 107210), (3692, 93620), (3926, 88040), (4030, 85768), (4402, 78520), (4615, 74896), (4681, 73840), (5680, 60853), (6040, 57226), (6448, 53605), (7384, 46810), (7852, 44020), (8060, 42884), (8804, 39260), (9230, 37448), (9362, 36920), (9815, 35216), (10721, 32240), (11005, 31408), (12080, 28613), (14768, 23405), (15704, 22010), (16120, 21442), (17608, 19630), (18460, 18724)]