157640160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 192

約数和(自身を含む): 526901760

約数和(自身を除く): 369261600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 109, 115, 120, 131, 138, 160, 184, 218, 230, 240, 262, 276, 327, 345, 368, 393, 436, 460, 480, 524, 545, 552, 654, 655, 690, 736, 786, 872, 920, 1048, 1090, 1104, 1308, 1310, 1380, 1572, 1635, 1744, 1840, 1965, 2096, 2180, 2208, 2507, 2616, 2620, 2760, 3013, 3144, 3270, 3488, 3680, 3930, 4192, 4360, 5014, 5232, 5240, 5520, 6026, 6288, 6540, 7521, 7860, 8720, 9039, 10028, 10464, 10480, 11040, 12052, 12535, 12576, 13080, 14279, 15042, 15065, 15720, 17440, 18078, 20056, 20960, 24104, 25070, 26160, 28558, 30084, 30130, 31440, 36156, 37605, 40112, 42837, 45195, 48208, 50140, 52320, 57116, 60168, 60260, 62880, 71395, 72312, 75210, 80224, 85674, 90390, 96416, 100280, 114232, 120336, 120520, 142790, 144624, 150420, 171348, 180780, 200560, 214185, 228464, 240672, 241040, 285580, 289248, 300840, 328417, 342696, 361560, 401120, 428370, 456928, 482080, 571160, 601680, 656834, 685392, 723120, 856740, 985251, 1142320, 1203360, 1313668, 1370784, 1446240, 1642085, 1713480, 1970502, 2284640, 2627336, 3284170, 3426960, 3941004, 4926255, 5254672, 6568340, 6853920, 7882008, 9852510, 10509344, 13136680, 15764016, 19705020, 26273360, 31528032, 39410040, 52546720, 78820080, 157640160]

約数ペア:

[(1, 157640160), (2, 78820080), (3, 52546720), (4, 39410040), (5, 31528032), (6, 26273360), (8, 19705020), (10, 15764016), (12, 13136680), (15, 10509344), (16, 9852510), (20, 7882008), (23, 6853920), (24, 6568340), (30, 5254672), (32, 4926255), (40, 3941004), (46, 3426960), (48, 3284170), (60, 2627336), (69, 2284640), (80, 1970502), (92, 1713480), (96, 1642085), (109, 1446240), (115, 1370784), (120, 1313668), (131, 1203360), (138, 1142320), (160, 985251), (184, 856740), (218, 723120), (230, 685392), (240, 656834), (262, 601680), (276, 571160), (327, 482080), (345, 456928), (368, 428370), (393, 401120), (436, 361560), (460, 342696), (480, 328417), (524, 300840), (545, 289248), (552, 285580), (654, 241040), (655, 240672), (690, 228464), (736, 214185), (786, 200560), (872, 180780), (920, 171348), (1048, 150420), (1090, 144624), (1104, 142790), (1308, 120520), (1310, 120336), (1380, 114232), (1572, 100280), (1635, 96416), (1744, 90390), (1840, 85674), (1965, 80224), (2096, 75210), (2180, 72312), (2208, 71395), (2507, 62880), (2616, 60260), (2620, 60168), (2760, 57116), (3013, 52320), (3144, 50140), (3270, 48208), (3488, 45195), (3680, 42837), (3930, 40112), (4192, 37605), (4360, 36156), (5014, 31440), (5232, 30130), (5240, 30084), (5520, 28558), (6026, 26160), (6288, 25070), (6540, 24104), (7521, 20960), (7860, 20056), (8720, 18078), (9039, 17440), (10028, 15720), (10464, 15065), (10480, 15042), (11040, 14279), (12052, 13080), (12535, 12576)]