78537420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33563}}^1$

素因数の和:33591

約数の個数: 72

約数和(自身を含む): 256563216

約数和(自身を除く): 178025796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 33563, 67126, 100689, 134252, 167815, 201378, 302067, 335630, 402756, 436319, 503445, 604134, 671260, 872638, 1006890, 1208268, 1308957, 1510335, 1745276, 2013780, 2181595, 2617914, 3020670, 3926871, 4363190, 5235828, 6041340, 6544785, 7853742, 8726380, 13089570, 15707484, 19634355, 26179140, 39268710, 78537420]

約数ペア:

[(1, 78537420), (2, 39268710), (3, 26179140), (4, 19634355), (5, 15707484), (6, 13089570), (9, 8726380), (10, 7853742), (12, 6544785), (13, 6041340), (15, 5235828), (18, 4363190), (20, 3926871), (26, 3020670), (30, 2617914), (36, 2181595), (39, 2013780), (45, 1745276), (52, 1510335), (60, 1308957), (65, 1208268), (78, 1006890), (90, 872638), (117, 671260), (130, 604134), (156, 503445), (180, 436319), (195, 402756), (234, 335630), (260, 302067), (390, 201378), (468, 167815), (585, 134252), (780, 100689), (1170, 67126), (2340, 33563)]