88939480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 239500800

約数和(自身を除く): 150561320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 83, 86, 89, 140, 166, 172, 178, 215, 280, 301, 332, 344, 356, 415, 430, 445, 581, 602, 623, 664, 712, 830, 860, 890, 1162, 1204, 1246, 1505, 1660, 1720, 1780, 2324, 2408, 2492, 2905, 3010, 3115, 3320, 3560, 3569, 3827, 4648, 4984, 5810, 6020, 6230, 7138, 7387, 7654, 11620, 12040, 12460, 14276, 14774, 15308, 17845, 19135, 23240, 24920, 24983, 26789, 28552, 29548, 30616, 35690, 36935, 38270, 49966, 51709, 53578, 59096, 71380, 73870, 76540, 99932, 103418, 107156, 124915, 133945, 142760, 147740, 153080, 199864, 206836, 214312, 249830, 258545, 267890, 295480, 317641, 413672, 499660, 517090, 535780, 635282, 999320, 1034180, 1071560, 1270564, 1588205, 2068360, 2223487, 2541128, 3176410, 4446974, 6352820, 8893948, 11117435, 12705640, 17787896, 22234870, 44469740, 88939480]

約数ペア:

[(1, 88939480), (2, 44469740), (4, 22234870), (5, 17787896), (7, 12705640), (8, 11117435), (10, 8893948), (14, 6352820), (20, 4446974), (28, 3176410), (35, 2541128), (40, 2223487), (43, 2068360), (56, 1588205), (70, 1270564), (83, 1071560), (86, 1034180), (89, 999320), (140, 635282), (166, 535780), (172, 517090), (178, 499660), (215, 413672), (280, 317641), (301, 295480), (332, 267890), (344, 258545), (356, 249830), (415, 214312), (430, 206836), (445, 199864), (581, 153080), (602, 147740), (623, 142760), (664, 133945), (712, 124915), (830, 107156), (860, 103418), (890, 99932), (1162, 76540), (1204, 73870), (1246, 71380), (1505, 59096), (1660, 53578), (1720, 51709), (1780, 49966), (2324, 38270), (2408, 36935), (2492, 35690), (2905, 30616), (3010, 29548), (3115, 28552), (3320, 26789), (3560, 24983), (3569, 24920), (3827, 23240), (4648, 19135), (4984, 17845), (5810, 15308), (6020, 14774), (6230, 14276), (7138, 12460), (7387, 12040), (7654, 11620)]