30871360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:252

約数の個数: 112

約数和(自身を含む): 81546192

約数和(自身を除く): 50674832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 130, 160, 164, 181, 205, 208, 260, 320, 328, 362, 410, 416, 520, 533, 656, 724, 820, 832, 905, 1040, 1066, 1312, 1448, 1640, 1810, 2080, 2132, 2353, 2624, 2665, 2896, 3280, 3620, 4160, 4264, 4706, 5330, 5792, 6560, 7240, 7421, 8528, 9412, 10660, 11584, 11765, 13120, 14480, 14842, 17056, 18824, 21320, 23530, 28960, 29684, 34112, 37105, 37648, 42640, 47060, 57920, 59368, 74210, 75296, 85280, 94120, 96473, 118736, 148420, 150592, 170560, 188240, 192946, 237472, 296840, 376480, 385892, 474944, 482365, 593680, 752960, 771784, 964730, 1187360, 1543568, 1929460, 2374720, 3087136, 3858920, 6174272, 7717840, 15435680, 30871360]

約数ペア:

[(1, 30871360), (2, 15435680), (4, 7717840), (5, 6174272), (8, 3858920), (10, 3087136), (13, 2374720), (16, 1929460), (20, 1543568), (26, 1187360), (32, 964730), (40, 771784), (41, 752960), (52, 593680), (64, 482365), (65, 474944), (80, 385892), (82, 376480), (104, 296840), (130, 237472), (160, 192946), (164, 188240), (181, 170560), (205, 150592), (208, 148420), (260, 118736), (320, 96473), (328, 94120), (362, 85280), (410, 75296), (416, 74210), (520, 59368), (533, 57920), (656, 47060), (724, 42640), (820, 37648), (832, 37105), (905, 34112), (1040, 29684), (1066, 28960), (1312, 23530), (1448, 21320), (1640, 18824), (1810, 17056), (2080, 14842), (2132, 14480), (2353, 13120), (2624, 11765), (2665, 11584), (2896, 10660), (3280, 9412), (3620, 8528), (4160, 7421), (4264, 7240), (4706, 6560), (5330, 5792)]