30919590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 92897280

約数和(自身を除く): 61977690

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 27, 30, 39, 45, 46, 54, 65, 69, 78, 90, 115, 117, 130, 135, 138, 195, 207, 230, 234, 270, 299, 345, 351, 383, 390, 414, 585, 598, 621, 690, 702, 766, 897, 1035, 1149, 1170, 1242, 1495, 1755, 1794, 1915, 2070, 2298, 2691, 2990, 3105, 3447, 3510, 3830, 4485, 4979, 5382, 5745, 6210, 6894, 8073, 8809, 8970, 9958, 10341, 11490, 13455, 14937, 16146, 17235, 17618, 20682, 24895, 26427, 26910, 29874, 34470, 40365, 44045, 44811, 49790, 51705, 52854, 74685, 79281, 80730, 88090, 89622, 103410, 114517, 132135, 134433, 149370, 158562, 224055, 229034, 237843, 264270, 268866, 343551, 396405, 448110, 475686, 572585, 672165, 687102, 792810, 1030653, 1145170, 1189215, 1344330, 1717755, 2061306, 2378430, 3091959, 3435510, 5153265, 6183918, 10306530, 15459795, 30919590]

約数ペア:

[(1, 30919590), (2, 15459795), (3, 10306530), (5, 6183918), (6, 5153265), (9, 3435510), (10, 3091959), (13, 2378430), (15, 2061306), (18, 1717755), (23, 1344330), (26, 1189215), (27, 1145170), (30, 1030653), (39, 792810), (45, 687102), (46, 672165), (54, 572585), (65, 475686), (69, 448110), (78, 396405), (90, 343551), (115, 268866), (117, 264270), (130, 237843), (135, 229034), (138, 224055), (195, 158562), (207, 149370), (230, 134433), (234, 132135), (270, 114517), (299, 103410), (345, 89622), (351, 88090), (383, 80730), (390, 79281), (414, 74685), (585, 52854), (598, 51705), (621, 49790), (690, 44811), (702, 44045), (766, 40365), (897, 34470), (1035, 29874), (1149, 26910), (1170, 26427), (1242, 24895), (1495, 20682), (1755, 17618), (1794, 17235), (1915, 16146), (2070, 14937), (2298, 13455), (2691, 11490), (2990, 10341), (3105, 9958), (3447, 8970), (3510, 8809), (3830, 8073), (4485, 6894), (4979, 6210), (5382, 5745)]