158705820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9689}}^1$

素因数の和:9724

約数の個数: 144

約数和(自身を含む): 592562880

約数和(自身を除く): 433857060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 9689, 16380, 19378, 29067, 38756, 48445, 58134, 67823, 87201, 96890, 116268, 125957, 135646, 145335, 174402, 193780, 203469, 251914, 271292, 290670, 339115, 348804, 377871, 406938, 436005, 503828, 581340, 610407, 629785, 678230, 755742, 813876, 872010, 881699, 1017345, 1133613, 1220814, 1259570, 1356460, 1511484, 1744020, 1763398, 1889355, 2034690, 2267226, 2441628, 2519140, 2645097, 3052035, 3526796, 3778710, 4069380, 4408495, 4534452, 5290194, 5668065, 6104070, 7557420, 7935291, 8816990, 10580388, 11336130, 12208140, 13225485, 15870582, 17633980, 22672260, 26450970, 31741164, 39676455, 52901940, 79352910, 158705820]

約数ペア:

[(1, 158705820), (2, 79352910), (3, 52901940), (4, 39676455), (5, 31741164), (6, 26450970), (7, 22672260), (9, 17633980), (10, 15870582), (12, 13225485), (13, 12208140), (14, 11336130), (15, 10580388), (18, 8816990), (20, 7935291), (21, 7557420), (26, 6104070), (28, 5668065), (30, 5290194), (35, 4534452), (36, 4408495), (39, 4069380), (42, 3778710), (45, 3526796), (52, 3052035), (60, 2645097), (63, 2519140), (65, 2441628), (70, 2267226), (78, 2034690), (84, 1889355), (90, 1763398), (91, 1744020), (105, 1511484), (117, 1356460), (126, 1259570), (130, 1220814), (140, 1133613), (156, 1017345), (180, 881699), (182, 872010), (195, 813876), (210, 755742), (234, 678230), (252, 629785), (260, 610407), (273, 581340), (315, 503828), (364, 436005), (390, 406938), (420, 377871), (455, 348804), (468, 339115), (546, 290670), (585, 271292), (630, 251914), (780, 203469), (819, 193780), (910, 174402), (1092, 145335), (1170, 135646), (1260, 125957), (1365, 116268), (1638, 96890), (1820, 87201), (2340, 67823), (2730, 58134), (3276, 48445), (4095, 38756), (5460, 29067), (8190, 19378), (9689, 16380)]