30082520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 80015040

約数和(自身を除く): 49932520

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 41, 52, 65, 68, 82, 83, 85, 104, 130, 136, 164, 166, 170, 205, 221, 260, 328, 332, 340, 410, 415, 442, 520, 533, 664, 680, 697, 820, 830, 884, 1066, 1079, 1105, 1394, 1411, 1640, 1660, 1768, 2132, 2158, 2210, 2665, 2788, 2822, 3320, 3403, 3485, 4264, 4316, 4420, 5330, 5395, 5576, 5644, 6806, 6970, 7055, 8632, 8840, 9061, 10660, 10790, 11288, 13612, 13940, 14110, 17015, 18122, 18343, 21320, 21580, 27224, 27880, 28220, 34030, 36244, 36686, 43160, 44239, 45305, 56440, 57851, 68060, 72488, 73372, 88478, 90610, 91715, 115702, 136120, 146744, 176956, 181220, 183430, 221195, 231404, 289255, 353912, 362440, 366860, 442390, 462808, 578510, 733720, 752063, 884780, 1157020, 1504126, 1769560, 2314040, 3008252, 3760315, 6016504, 7520630, 15041260, 30082520]

約数ペア:

[(1, 30082520), (2, 15041260), (4, 7520630), (5, 6016504), (8, 3760315), (10, 3008252), (13, 2314040), (17, 1769560), (20, 1504126), (26, 1157020), (34, 884780), (40, 752063), (41, 733720), (52, 578510), (65, 462808), (68, 442390), (82, 366860), (83, 362440), (85, 353912), (104, 289255), (130, 231404), (136, 221195), (164, 183430), (166, 181220), (170, 176956), (205, 146744), (221, 136120), (260, 115702), (328, 91715), (332, 90610), (340, 88478), (410, 73372), (415, 72488), (442, 68060), (520, 57851), (533, 56440), (664, 45305), (680, 44239), (697, 43160), (820, 36686), (830, 36244), (884, 34030), (1066, 28220), (1079, 27880), (1105, 27224), (1394, 21580), (1411, 21320), (1640, 18343), (1660, 18122), (1768, 17015), (2132, 14110), (2158, 13940), (2210, 13612), (2665, 11288), (2788, 10790), (2822, 10660), (3320, 9061), (3403, 8840), (3485, 8632), (4264, 7055), (4316, 6970), (4420, 6806), (5330, 5644), (5395, 5576)]