178736080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{743}}^1$

素因数の和:884

約数の個数: 80

約数和(自身を含む): 433972224

約数和(自身を除く): 255236144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 620, 743, 776, 970, 1240, 1486, 1552, 1940, 2480, 2972, 3007, 3715, 3880, 5944, 6014, 7430, 7760, 11888, 12028, 14860, 15035, 23033, 24056, 29720, 30070, 46066, 48112, 59440, 60140, 72071, 92132, 115165, 120280, 144142, 184264, 230330, 240560, 288284, 360355, 368528, 460660, 576568, 720710, 921320, 1153136, 1441420, 1842640, 2234201, 2882840, 4468402, 5765680, 8936804, 11171005, 17873608, 22342010, 35747216, 44684020, 89368040, 178736080]

約数ペア:

[(1, 178736080), (2, 89368040), (4, 44684020), (5, 35747216), (8, 22342010), (10, 17873608), (16, 11171005), (20, 8936804), (31, 5765680), (40, 4468402), (62, 2882840), (80, 2234201), (97, 1842640), (124, 1441420), (155, 1153136), (194, 921320), (248, 720710), (310, 576568), (388, 460660), (485, 368528), (496, 360355), (620, 288284), (743, 240560), (776, 230330), (970, 184264), (1240, 144142), (1486, 120280), (1552, 115165), (1940, 92132), (2480, 72071), (2972, 60140), (3007, 59440), (3715, 48112), (3880, 46066), (5944, 30070), (6014, 29720), (7430, 24056), (7760, 23033), (11888, 15035), (12028, 14860)]