237318640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:507

約数の個数: 160

約数和(自身を含む): 650958336

約数和(自身を除く): 413639696

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 80, 85, 104, 124, 130, 136, 155, 170, 208, 221, 248, 260, 272, 310, 340, 403, 433, 442, 496, 520, 527, 620, 680, 806, 866, 884, 1040, 1054, 1105, 1240, 1360, 1612, 1732, 1768, 2015, 2108, 2165, 2210, 2480, 2635, 3224, 3464, 3536, 4030, 4216, 4330, 4420, 5270, 5629, 6448, 6851, 6928, 7361, 8060, 8432, 8660, 8840, 10540, 11258, 13423, 13702, 14722, 16120, 17320, 17680, 21080, 22516, 26846, 27404, 28145, 29444, 32240, 34255, 34640, 36805, 42160, 45032, 53692, 54808, 56290, 58888, 67115, 68510, 73610, 90064, 95693, 107384, 109616, 112580, 117776, 134230, 137020, 147220, 174499, 191386, 214768, 225160, 228191, 268460, 274040, 294440, 348998, 382772, 450320, 456382, 478465, 536920, 548080, 588880, 697996, 765544, 872495, 912764, 956930, 1073840, 1140955, 1395992, 1531088, 1744990, 1825528, 1913860, 2281910, 2791984, 2966483, 3489980, 3651056, 3827720, 4563820, 5932966, 6979960, 7655440, 9127640, 11865932, 13959920, 14832415, 18255280, 23731864, 29664830, 47463728, 59329660, 118659320, 237318640]

約数ペア:

[(1, 237318640), (2, 118659320), (4, 59329660), (5, 47463728), (8, 29664830), (10, 23731864), (13, 18255280), (16, 14832415), (17, 13959920), (20, 11865932), (26, 9127640), (31, 7655440), (34, 6979960), (40, 5932966), (52, 4563820), (62, 3827720), (65, 3651056), (68, 3489980), (80, 2966483), (85, 2791984), (104, 2281910), (124, 1913860), (130, 1825528), (136, 1744990), (155, 1531088), (170, 1395992), (208, 1140955), (221, 1073840), (248, 956930), (260, 912764), (272, 872495), (310, 765544), (340, 697996), (403, 588880), (433, 548080), (442, 536920), (496, 478465), (520, 456382), (527, 450320), (620, 382772), (680, 348998), (806, 294440), (866, 274040), (884, 268460), (1040, 228191), (1054, 225160), (1105, 214768), (1240, 191386), (1360, 174499), (1612, 147220), (1732, 137020), (1768, 134230), (2015, 117776), (2108, 112580), (2165, 109616), (2210, 107384), (2480, 95693), (2635, 90064), (3224, 73610), (3464, 68510), (3536, 67115), (4030, 58888), (4216, 56290), (4330, 54808), (4420, 53692), (5270, 45032), (5629, 42160), (6448, 36805), (6851, 34640), (6928, 34255), (7361, 32240), (8060, 29444), (8432, 28145), (8660, 27404), (8840, 26846), (10540, 22516), (11258, 21080), (13423, 17680), (13702, 17320), (14722, 16120)]