30787120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4229}}^1$

素因数の和:4262

約数の個数: 80

約数和(自身を含む): 88119360

約数和(自身を除く): 57332240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 4229, 7280, 8458, 16916, 21145, 29603, 33832, 42290, 54977, 59206, 67664, 84580, 109954, 118412, 148015, 169160, 219908, 236824, 274885, 296030, 338320, 384839, 439816, 473648, 549770, 592060, 769678, 879632, 1099540, 1184120, 1539356, 1924195, 2199080, 2368240, 3078712, 3848390, 4398160, 6157424, 7696780, 15393560, 30787120]

約数ペア:

[(1, 30787120), (2, 15393560), (4, 7696780), (5, 6157424), (7, 4398160), (8, 3848390), (10, 3078712), (13, 2368240), (14, 2199080), (16, 1924195), (20, 1539356), (26, 1184120), (28, 1099540), (35, 879632), (40, 769678), (52, 592060), (56, 549770), (65, 473648), (70, 439816), (80, 384839), (91, 338320), (104, 296030), (112, 274885), (130, 236824), (140, 219908), (182, 169160), (208, 148015), (260, 118412), (280, 109954), (364, 84580), (455, 67664), (520, 59206), (560, 54977), (728, 42290), (910, 33832), (1040, 29603), (1456, 21145), (1820, 16916), (3640, 8458), (4229, 7280)]