839280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 2812320

約数和(自身を除く): 1973040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 269, 312, 390, 520, 538, 624, 780, 807, 1040, 1076, 1345, 1560, 1614, 2152, 2690, 3120, 3228, 3497, 4035, 4304, 5380, 6456, 6994, 8070, 10491, 10760, 12912, 13988, 16140, 17485, 20982, 21520, 27976, 32280, 34970, 41964, 52455, 55952, 64560, 69940, 83928, 104910, 139880, 167856, 209820, 279760, 419640, 839280]

約数ペア:

[(1, 839280), (2, 419640), (3, 279760), (4, 209820), (5, 167856), (6, 139880), (8, 104910), (10, 83928), (12, 69940), (13, 64560), (15, 55952), (16, 52455), (20, 41964), (24, 34970), (26, 32280), (30, 27976), (39, 21520), (40, 20982), (48, 17485), (52, 16140), (60, 13988), (65, 12912), (78, 10760), (80, 10491), (104, 8070), (120, 6994), (130, 6456), (156, 5380), (195, 4304), (208, 4035), (240, 3497), (260, 3228), (269, 3120), (312, 2690), (390, 2152), (520, 1614), (538, 1560), (624, 1345), (780, 1076), (807, 1040)]