384998640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{123397}}^1$

素因数の和:123426

約数の個数: 80

約数和(自身を含む): 1285313568

約数和(自身を除く): 900314928

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, 312, 390, 520, 624, 780, 1040, 1560, 3120, 123397, 246794, 370191, 493588, 616985, 740382, 987176, 1233970, 1480764, 1604161, 1850955, 1974352, 2467940, 2961528, 3208322, 3701910, 4812483, 4935880, 5923056, 6416644, 7403820, 8020805, 9624966, 9871760, 12833288, 14807640, 16041610, 19249932, 24062415, 25666576, 29615280, 32083220, 38499864, 48124830, 64166440, 76999728, 96249660, 128332880, 192499320, 384998640]

約数ペア:

[(1, 384998640), (2, 192499320), (3, 128332880), (4, 96249660), (5, 76999728), (6, 64166440), (8, 48124830), (10, 38499864), (12, 32083220), (13, 29615280), (15, 25666576), (16, 24062415), (20, 19249932), (24, 16041610), (26, 14807640), (30, 12833288), (39, 9871760), (40, 9624966), (48, 8020805), (52, 7403820), (60, 6416644), (65, 5923056), (78, 4935880), (80, 4812483), (104, 3701910), (120, 3208322), (130, 2961528), (156, 2467940), (195, 1974352), (208, 1850955), (240, 1604161), (260, 1480764), (312, 1233970), (390, 987176), (520, 740382), (624, 616985), (780, 493588), (1040, 370191), (1560, 246794), (3120, 123397)]