30405060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 107452800

約数和(自身を除く): 77047740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 59, 60, 63, 70, 84, 90, 105, 118, 126, 140, 177, 180, 210, 236, 252, 295, 315, 354, 409, 413, 420, 531, 590, 630, 708, 818, 826, 885, 1062, 1180, 1227, 1239, 1260, 1636, 1652, 1770, 2045, 2065, 2124, 2454, 2478, 2655, 2863, 3540, 3681, 3717, 4090, 4130, 4908, 4956, 5310, 5726, 6135, 6195, 7362, 7434, 8180, 8260, 8589, 10620, 11452, 12270, 12390, 14315, 14724, 14868, 17178, 18405, 18585, 24131, 24540, 24780, 25767, 28630, 34356, 36810, 37170, 42945, 48262, 51534, 57260, 72393, 73620, 74340, 85890, 96524, 103068, 120655, 128835, 144786, 168917, 171780, 217179, 241310, 257670, 289572, 337834, 361965, 434358, 482620, 506751, 515340, 675668, 723930, 844585, 868716, 1013502, 1085895, 1447860, 1520253, 1689170, 2027004, 2171790, 2533755, 3040506, 3378340, 4343580, 5067510, 6081012, 7601265, 10135020, 15202530, 30405060]

約数ペア:

[(1, 30405060), (2, 15202530), (3, 10135020), (4, 7601265), (5, 6081012), (6, 5067510), (7, 4343580), (9, 3378340), (10, 3040506), (12, 2533755), (14, 2171790), (15, 2027004), (18, 1689170), (20, 1520253), (21, 1447860), (28, 1085895), (30, 1013502), (35, 868716), (36, 844585), (42, 723930), (45, 675668), (59, 515340), (60, 506751), (63, 482620), (70, 434358), (84, 361965), (90, 337834), (105, 289572), (118, 257670), (126, 241310), (140, 217179), (177, 171780), (180, 168917), (210, 144786), (236, 128835), (252, 120655), (295, 103068), (315, 96524), (354, 85890), (409, 74340), (413, 73620), (420, 72393), (531, 57260), (590, 51534), (630, 48262), (708, 42945), (818, 37170), (826, 36810), (885, 34356), (1062, 28630), (1180, 25767), (1227, 24780), (1239, 24540), (1260, 24131), (1636, 18585), (1652, 18405), (1770, 17178), (2045, 14868), (2065, 14724), (2124, 14315), (2454, 12390), (2478, 12270), (2655, 11452), (2863, 10620), (3540, 8589), (3681, 8260), (3717, 8180), (4090, 7434), (4130, 7362), (4908, 6195), (4956, 6135), (5310, 5726)]