270974720

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6829}}^1$

素因数の和:6881

約数の個数: 72

約数和(自身を含む): 670104960

約数和(自身を除く): 399130240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 6829, 7936, 9920, 13658, 19840, 27316, 34145, 39680, 54632, 68290, 109264, 136580, 211699, 218528, 273160, 423398, 437056, 546320, 846796, 874112, 1058495, 1092640, 1693592, 1748224, 2116990, 2185280, 3387184, 4233980, 4370560, 6774368, 8467960, 8741120, 13548736, 16935920, 27097472, 33871840, 54194944, 67743680, 135487360, 270974720]

約数ペア:

[(1, 270974720), (2, 135487360), (4, 67743680), (5, 54194944), (8, 33871840), (10, 27097472), (16, 16935920), (20, 13548736), (31, 8741120), (32, 8467960), (40, 6774368), (62, 4370560), (64, 4233980), (80, 3387184), (124, 2185280), (128, 2116990), (155, 1748224), (160, 1693592), (248, 1092640), (256, 1058495), (310, 874112), (320, 846796), (496, 546320), (620, 437056), (640, 423398), (992, 273160), (1240, 218528), (1280, 211699), (1984, 136580), (2480, 109264), (3968, 68290), (4960, 54632), (6829, 39680), (7936, 34145), (9920, 27316), (13658, 19840)]