405852720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18583}}^1$

素因数の和:18619

約数の個数: 160

約数和(自身を含む): 1548567552

約数和(自身を除く): 1142714832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 18583, 21840, 37166, 55749, 74332, 92915, 111498, 130081, 148664, 185830, 222996, 241579, 260162, 278745, 297328, 371660, 390243, 445992, 483158, 520324, 557490, 650405, 724737, 743320, 780486, 891984, 966316, 1040648, 1114980, 1207895, 1300810, 1449474, 1486640, 1560972, 1691053, 1932632, 1951215, 2081296, 2229960, 2415790, 2601620, 2898948, 3121944, 3382106, 3623685, 3865264, 3902430, 4459920, 4831580, 5073159, 5203240, 5797896, 6243888, 6764212, 7247370, 7804860, 8455265, 9663160, 10146318, 10406480, 11595792, 13528424, 14494740, 15609720, 16910530, 19326320, 20292636, 25365795, 27056848, 28989480, 31219440, 33821060, 40585272, 50731590, 57978960, 67642120, 81170544, 101463180, 135284240, 202926360, 405852720]

約数ペア:

[(1, 405852720), (2, 202926360), (3, 135284240), (4, 101463180), (5, 81170544), (6, 67642120), (7, 57978960), (8, 50731590), (10, 40585272), (12, 33821060), (13, 31219440), (14, 28989480), (15, 27056848), (16, 25365795), (20, 20292636), (21, 19326320), (24, 16910530), (26, 15609720), (28, 14494740), (30, 13528424), (35, 11595792), (39, 10406480), (40, 10146318), (42, 9663160), (48, 8455265), (52, 7804860), (56, 7247370), (60, 6764212), (65, 6243888), (70, 5797896), (78, 5203240), (80, 5073159), (84, 4831580), (91, 4459920), (104, 3902430), (105, 3865264), (112, 3623685), (120, 3382106), (130, 3121944), (140, 2898948), (156, 2601620), (168, 2415790), (182, 2229960), (195, 2081296), (208, 1951215), (210, 1932632), (240, 1691053), (260, 1560972), (273, 1486640), (280, 1449474), (312, 1300810), (336, 1207895), (364, 1114980), (390, 1040648), (420, 966316), (455, 891984), (520, 780486), (546, 743320), (560, 724737), (624, 650405), (728, 557490), (780, 520324), (840, 483158), (910, 445992), (1040, 390243), (1092, 371660), (1365, 297328), (1456, 278745), (1560, 260162), (1680, 241579), (1820, 222996), (2184, 185830), (2730, 148664), (3120, 130081), (3640, 111498), (4368, 92915), (5460, 74332), (7280, 55749), (10920, 37166), (18583, 21840)]