231553140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42409}}^1$

素因数の和:42441

約数の個数: 96

約数和(自身を含む): 797986560

約数和(自身を除く): 566433420

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, 42409, 84818, 127227, 169636, 212045, 254454, 296863, 424090, 508908, 551317, 593726, 636135, 848180, 890589, 1102634, 1187452, 1272270, 1484315, 1653951, 1781178, 2205268, 2544540, 2756585, 2968630, 3307902, 3562356, 3859219, 4452945, 5513170, 5937260, 6615804, 7718438, 8269755, 8905890, 11026340, 11577657, 15436876, 16539510, 17811780, 19296095, 23155314, 33079020, 38592190, 46310628, 57888285, 77184380, 115776570, 231553140]

約数ペア:

[(1, 231553140), (2, 115776570), (3, 77184380), (4, 57888285), (5, 46310628), (6, 38592190), (7, 33079020), (10, 23155314), (12, 19296095), (13, 17811780), (14, 16539510), (15, 15436876), (20, 11577657), (21, 11026340), (26, 8905890), (28, 8269755), (30, 7718438), (35, 6615804), (39, 5937260), (42, 5513170), (52, 4452945), (60, 3859219), (65, 3562356), (70, 3307902), (78, 2968630), (84, 2756585), (91, 2544540), (105, 2205268), (130, 1781178), (140, 1653951), (156, 1484315), (182, 1272270), (195, 1187452), (210, 1102634), (260, 890589), (273, 848180), (364, 636135), (390, 593726), (420, 551317), (455, 508908), (546, 424090), (780, 296863), (910, 254454), (1092, 212045), (1365, 169636), (1820, 127227), (2730, 84818), (5460, 42409)]