30852640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 90756288

約数和(自身を除く): 59903648

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 163, 169, 182, 208, 224, 260, 280, 326, 338, 364, 416, 455, 520, 560, 652, 676, 728, 815, 845, 910, 1040, 1120, 1141, 1183, 1304, 1352, 1456, 1630, 1690, 1820, 2080, 2119, 2282, 2366, 2608, 2704, 2912, 3260, 3380, 3640, 4238, 4564, 4732, 5216, 5408, 5705, 5915, 6520, 6760, 7280, 8476, 9128, 9464, 10595, 11410, 11830, 13040, 13520, 14560, 14833, 16952, 18256, 18928, 21190, 22820, 23660, 26080, 27040, 27547, 29666, 33904, 36512, 37856, 42380, 45640, 47320, 55094, 59332, 67808, 74165, 84760, 91280, 94640, 110188, 118664, 137735, 148330, 169520, 182560, 189280, 192829, 220376, 237328, 275470, 296660, 339040, 385658, 440752, 474656, 550940, 593320, 771316, 881504, 964145, 1101880, 1186640, 1542632, 1928290, 2203760, 2373280, 3085264, 3856580, 4407520, 6170528, 7713160, 15426320, 30852640]

約数ペア:

[(1, 30852640), (2, 15426320), (4, 7713160), (5, 6170528), (7, 4407520), (8, 3856580), (10, 3085264), (13, 2373280), (14, 2203760), (16, 1928290), (20, 1542632), (26, 1186640), (28, 1101880), (32, 964145), (35, 881504), (40, 771316), (52, 593320), (56, 550940), (65, 474656), (70, 440752), (80, 385658), (91, 339040), (104, 296660), (112, 275470), (130, 237328), (140, 220376), (160, 192829), (163, 189280), (169, 182560), (182, 169520), (208, 148330), (224, 137735), (260, 118664), (280, 110188), (326, 94640), (338, 91280), (364, 84760), (416, 74165), (455, 67808), (520, 59332), (560, 55094), (652, 47320), (676, 45640), (728, 42380), (815, 37856), (845, 36512), (910, 33904), (1040, 29666), (1120, 27547), (1141, 27040), (1183, 26080), (1304, 23660), (1352, 22820), (1456, 21190), (1630, 18928), (1690, 18256), (1820, 16952), (2080, 14833), (2119, 14560), (2282, 13520), (2366, 13040), (2608, 11830), (2704, 11410), (2912, 10595), (3260, 9464), (3380, 9128), (3640, 8476), (4238, 7280), (4564, 6760), (4732, 6520), (5216, 5915), (5408, 5705)]