159731840

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 403038720

約数和(自身を除く): 243306880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 83, 97, 124, 128, 155, 160, 166, 194, 248, 310, 320, 332, 388, 415, 485, 496, 620, 640, 664, 776, 830, 970, 992, 1240, 1328, 1552, 1660, 1940, 1984, 2480, 2573, 2656, 3007, 3104, 3320, 3880, 3968, 4960, 5146, 5312, 6014, 6208, 6640, 7760, 8051, 9920, 10292, 10624, 12028, 12416, 12865, 13280, 15035, 15520, 16102, 19840, 20584, 24056, 25730, 26560, 30070, 31040, 32204, 40255, 41168, 48112, 51460, 53120, 60140, 62080, 64408, 80510, 82336, 96224, 102920, 120280, 128816, 161020, 164672, 192448, 205840, 240560, 249581, 257632, 322040, 329344, 384896, 411680, 481120, 499162, 515264, 644080, 823360, 962240, 998324, 1030528, 1247905, 1288160, 1646720, 1924480, 1996648, 2495810, 2576320, 3993296, 4991620, 5152640, 7986592, 9983240, 15973184, 19966480, 31946368, 39932960, 79865920, 159731840]

約数ペア:

[(1, 159731840), (2, 79865920), (4, 39932960), (5, 31946368), (8, 19966480), (10, 15973184), (16, 9983240), (20, 7986592), (31, 5152640), (32, 4991620), (40, 3993296), (62, 2576320), (64, 2495810), (80, 1996648), (83, 1924480), (97, 1646720), (124, 1288160), (128, 1247905), (155, 1030528), (160, 998324), (166, 962240), (194, 823360), (248, 644080), (310, 515264), (320, 499162), (332, 481120), (388, 411680), (415, 384896), (485, 329344), (496, 322040), (620, 257632), (640, 249581), (664, 240560), (776, 205840), (830, 192448), (970, 164672), (992, 161020), (1240, 128816), (1328, 120280), (1552, 102920), (1660, 96224), (1940, 82336), (1984, 80510), (2480, 64408), (2573, 62080), (2656, 60140), (3007, 53120), (3104, 51460), (3320, 48112), (3880, 41168), (3968, 40255), (4960, 32204), (5146, 31040), (5312, 30070), (6014, 26560), (6208, 25730), (6640, 24056), (7760, 20584), (8051, 19840), (9920, 16102), (10292, 15520), (10624, 15035), (12028, 13280), (12416, 12865)]