213778890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2053}}^1$

素因数の和:2168

約数の個数: 96

約数和(自身を含む): 605601360

約数和(自身を除く): 391822470

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 89, 90, 117, 130, 178, 195, 234, 267, 390, 445, 534, 585, 801, 890, 1157, 1170, 1335, 1602, 2053, 2314, 2670, 3471, 4005, 4106, 5785, 6159, 6942, 8010, 10265, 10413, 11570, 12318, 17355, 18477, 20530, 20826, 26689, 30795, 34710, 36954, 52065, 53378, 61590, 80067, 92385, 104130, 133445, 160134, 182717, 184770, 240201, 266890, 365434, 400335, 480402, 548151, 800670, 913585, 1096302, 1201005, 1644453, 1827170, 2375321, 2402010, 2740755, 3288906, 4750642, 5481510, 7125963, 8222265, 11876605, 14251926, 16444530, 21377889, 23753210, 35629815, 42755778, 71259630, 106889445, 213778890]

約数ペア:

[(1, 213778890), (2, 106889445), (3, 71259630), (5, 42755778), (6, 35629815), (9, 23753210), (10, 21377889), (13, 16444530), (15, 14251926), (18, 11876605), (26, 8222265), (30, 7125963), (39, 5481510), (45, 4750642), (65, 3288906), (78, 2740755), (89, 2402010), (90, 2375321), (117, 1827170), (130, 1644453), (178, 1201005), (195, 1096302), (234, 913585), (267, 800670), (390, 548151), (445, 480402), (534, 400335), (585, 365434), (801, 266890), (890, 240201), (1157, 184770), (1170, 182717), (1335, 160134), (1602, 133445), (2053, 104130), (2314, 92385), (2670, 80067), (3471, 61590), (4005, 53378), (4106, 52065), (5785, 36954), (6159, 34710), (6942, 30795), (8010, 26689), (10265, 20826), (10413, 20530), (11570, 18477), (12318, 17355)]