420513840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7393}}^1$

素因数の和:7491

約数の個数: 120

約数和(自身を含む): 1430295360

約数和(自身を除く): 1009781520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 7393, 9480, 11376, 14220, 14786, 18960, 22179, 28440, 29572, 36965, 44358, 56880, 59144, 66537, 73930, 88716, 110895, 118288, 133074, 147860, 177432, 221790, 266148, 295720, 332685, 354864, 443580, 532296, 584047, 591440, 665370, 887160, 1064592, 1168094, 1330740, 1752141, 1774320, 2336188, 2661480, 2920235, 3504282, 4672376, 5256423, 5322960, 5840470, 7008564, 8760705, 9344752, 10512846, 11680940, 14017128, 17521410, 21025692, 23361880, 26282115, 28034256, 35042820, 42051384, 46723760, 52564230, 70085640, 84102768, 105128460, 140171280, 210256920, 420513840]

約数ペア:

[(1, 420513840), (2, 210256920), (3, 140171280), (4, 105128460), (5, 84102768), (6, 70085640), (8, 52564230), (9, 46723760), (10, 42051384), (12, 35042820), (15, 28034256), (16, 26282115), (18, 23361880), (20, 21025692), (24, 17521410), (30, 14017128), (36, 11680940), (40, 10512846), (45, 9344752), (48, 8760705), (60, 7008564), (72, 5840470), (79, 5322960), (80, 5256423), (90, 4672376), (120, 3504282), (144, 2920235), (158, 2661480), (180, 2336188), (237, 1774320), (240, 1752141), (316, 1330740), (360, 1168094), (395, 1064592), (474, 887160), (632, 665370), (711, 591440), (720, 584047), (790, 532296), (948, 443580), (1185, 354864), (1264, 332685), (1422, 295720), (1580, 266148), (1896, 221790), (2370, 177432), (2844, 147860), (3160, 133074), (3555, 118288), (3792, 110895), (4740, 88716), (5688, 73930), (6320, 66537), (7110, 59144), (7393, 56880), (9480, 44358), (11376, 36965), (14220, 29572), (14786, 28440), (18960, 22179)]