30807400

素因数分解:

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

素因数の和:104

約数の個数: 144

約数和(自身を含む): 83939940

約数和(自身を除く): 53132540

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 41, 50, 52, 65, 68, 82, 85, 100, 104, 130, 136, 164, 170, 200, 205, 221, 260, 289, 325, 328, 340, 410, 425, 442, 520, 533, 578, 650, 680, 697, 820, 850, 884, 1025, 1066, 1105, 1156, 1300, 1394, 1445, 1640, 1700, 1768, 2050, 2132, 2210, 2312, 2600, 2665, 2788, 2890, 3400, 3485, 3757, 4100, 4264, 4420, 5330, 5525, 5576, 5780, 6970, 7225, 7514, 8200, 8840, 9061, 10660, 11050, 11560, 11849, 13325, 13940, 14450, 15028, 17425, 18122, 18785, 21320, 22100, 23698, 26650, 27880, 28900, 30056, 34850, 36244, 37570, 44200, 45305, 47396, 53300, 57800, 59245, 69700, 72488, 75140, 90610, 93925, 94792, 106600, 118490, 139400, 150280, 154037, 181220, 187850, 226525, 236980, 296225, 308074, 362440, 375700, 453050, 473960, 592450, 616148, 751400, 770185, 906100, 1184900, 1232296, 1540370, 1812200, 2369800, 3080740, 3850925, 6161480, 7701850, 15403700, 30807400]

約数ペア:

[(1, 30807400), (2, 15403700), (4, 7701850), (5, 6161480), (8, 3850925), (10, 3080740), (13, 2369800), (17, 1812200), (20, 1540370), (25, 1232296), (26, 1184900), (34, 906100), (40, 770185), (41, 751400), (50, 616148), (52, 592450), (65, 473960), (68, 453050), (82, 375700), (85, 362440), (100, 308074), (104, 296225), (130, 236980), (136, 226525), (164, 187850), (170, 181220), (200, 154037), (205, 150280), (221, 139400), (260, 118490), (289, 106600), (325, 94792), (328, 93925), (340, 90610), (410, 75140), (425, 72488), (442, 69700), (520, 59245), (533, 57800), (578, 53300), (650, 47396), (680, 45305), (697, 44200), (820, 37570), (850, 36244), (884, 34850), (1025, 30056), (1066, 28900), (1105, 27880), (1156, 26650), (1300, 23698), (1394, 22100), (1445, 21320), (1640, 18785), (1700, 18122), (1768, 17425), (2050, 15028), (2132, 14450), (2210, 13940), (2312, 13325), (2600, 11849), (2665, 11560), (2788, 11050), (2890, 10660), (3400, 9061), (3485, 8840), (3757, 8200), (4100, 7514), (4264, 7225), (4420, 6970), (5330, 5780), (5525, 5576)]