2505564240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{18743}}^1$

素因数の和:19316

約数の個数: 80

約数和(自身を含む): 7781609088

約数和(自身を除く): 5276044848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 557, 1114, 1671, 2228, 2785, 3342, 4456, 5570, 6684, 8355, 8912, 11140, 13368, 16710, 18743, 22280, 26736, 33420, 37486, 44560, 56229, 66840, 74972, 93715, 112458, 133680, 149944, 187430, 224916, 281145, 299888, 374860, 449832, 562290, 749720, 899664, 1124580, 1499440, 2249160, 4498320, 10439851, 20879702, 31319553, 41759404, 52199255, 62639106, 83518808, 104398510, 125278212, 156597765, 167037616, 208797020, 250556424, 313195530, 417594040, 501112848, 626391060, 835188080, 1252782120, 2505564240]

約数ペア:

[(1, 2505564240), (2, 1252782120), (3, 835188080), (4, 626391060), (5, 501112848), (6, 417594040), (8, 313195530), (10, 250556424), (12, 208797020), (15, 167037616), (16, 156597765), (20, 125278212), (24, 104398510), (30, 83518808), (40, 62639106), (48, 52199255), (60, 41759404), (80, 31319553), (120, 20879702), (240, 10439851), (557, 4498320), (1114, 2249160), (1671, 1499440), (2228, 1124580), (2785, 899664), (3342, 749720), (4456, 562290), (5570, 449832), (6684, 374860), (8355, 299888), (8912, 281145), (11140, 224916), (13368, 187430), (16710, 149944), (18743, 133680), (22280, 112458), (26736, 93715), (33420, 74972), (37486, 66840), (44560, 56229)]