148938880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7507}}^1$

素因数の和:7557

約数の個数: 64

約数和(自身を含む): 367591680

約数和(自身を除く): 218652800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 7507, 9920, 15014, 19840, 30028, 37535, 60056, 75070, 120112, 150140, 232717, 240224, 300280, 465434, 480448, 600560, 930868, 960896, 1163585, 1201120, 1861736, 2327170, 2402240, 3723472, 4654340, 4804480, 7446944, 9308680, 14893888, 18617360, 29787776, 37234720, 74469440, 148938880]

約数ペア:

[(1, 148938880), (2, 74469440), (4, 37234720), (5, 29787776), (8, 18617360), (10, 14893888), (16, 9308680), (20, 7446944), (31, 4804480), (32, 4654340), (40, 3723472), (62, 2402240), (64, 2327170), (80, 1861736), (124, 1201120), (128, 1163585), (155, 960896), (160, 930868), (248, 600560), (310, 480448), (320, 465434), (496, 300280), (620, 240224), (640, 232717), (992, 150140), (1240, 120112), (1984, 75070), (2480, 60056), (3968, 37535), (4960, 30028), (7507, 19840), (9920, 15014)]