240790144

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8669}}^1$

素因数の和:8721

約数の個数: 64

約数和(自身を含む): 565977600

約数和(自身を除く): 325187456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 8669, 13888, 17338, 27776, 34676, 60683, 69352, 121366, 138704, 242732, 268739, 277408, 485464, 537478, 554816, 970928, 1074956, 1109632, 1881173, 1941856, 2149912, 3762346, 3883712, 4299824, 7524692, 7767424, 8599648, 15049384, 17199296, 30098768, 34398592, 60197536, 120395072, 240790144]

約数ペア:

[(1, 240790144), (2, 120395072), (4, 60197536), (7, 34398592), (8, 30098768), (14, 17199296), (16, 15049384), (28, 8599648), (31, 7767424), (32, 7524692), (56, 4299824), (62, 3883712), (64, 3762346), (112, 2149912), (124, 1941856), (128, 1881173), (217, 1109632), (224, 1074956), (248, 970928), (434, 554816), (448, 537478), (496, 485464), (868, 277408), (896, 268739), (992, 242732), (1736, 138704), (1984, 121366), (3472, 69352), (3968, 60683), (6944, 34676), (8669, 27776), (13888, 17338)]