171929940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31489}}^1$

素因数の和:31521

約数の個数: 96

約数和(自身を含む): 592515840

約数和(自身を除く): 420585900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 31489, 62978, 94467, 125956, 157445, 188934, 220423, 314890, 377868, 409357, 440846, 472335, 629780, 661269, 818714, 881692, 944670, 1102115, 1228071, 1322538, 1637428, 1889340, 2046785, 2204230, 2456142, 2645076, 2865499, 3306345, 4093570, 4408460, 4912284, 5730998, 6140355, 6612690, 8187140, 8596497, 11461996, 12280710, 13225380, 14327495, 17192994, 24561420, 28654990, 34385988, 42982485, 57309980, 85964970, 171929940]

約数ペア:

[(1, 171929940), (2, 85964970), (3, 57309980), (4, 42982485), (5, 34385988), (6, 28654990), (7, 24561420), (10, 17192994), (12, 14327495), (13, 13225380), (14, 12280710), (15, 11461996), (20, 8596497), (21, 8187140), (26, 6612690), (28, 6140355), (30, 5730998), (35, 4912284), (39, 4408460), (42, 4093570), (52, 3306345), (60, 2865499), (65, 2645076), (70, 2456142), (78, 2204230), (84, 2046785), (91, 1889340), (105, 1637428), (130, 1322538), (140, 1228071), (156, 1102115), (182, 944670), (195, 881692), (210, 818714), (260, 661269), (273, 629780), (364, 472335), (390, 440846), (420, 409357), (455, 377868), (546, 314890), (780, 220423), (910, 188934), (1092, 157445), (1365, 125956), (1820, 94467), (2730, 62978), (5460, 31489)]