16245240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 55019520

約数和(自身を除く): 38774280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 397, 440, 465, 620, 660, 682, 744, 794, 930, 1023, 1191, 1240, 1320, 1364, 1588, 1705, 1860, 1985, 2046, 2382, 2728, 3176, 3410, 3720, 3970, 4092, 4367, 4764, 5115, 5955, 6820, 7940, 8184, 8734, 9528, 10230, 11910, 12307, 13101, 13640, 15880, 17468, 20460, 21835, 23820, 24614, 26202, 34936, 36921, 40920, 43670, 47640, 49228, 52404, 61535, 65505, 73842, 87340, 98456, 104808, 123070, 131010, 135377, 147684, 174680, 184605, 246140, 262020, 270754, 295368, 369210, 406131, 492280, 524040, 541508, 676885, 738420, 812262, 1083016, 1353770, 1476840, 1624524, 2030655, 2707540, 3249048, 4061310, 5415080, 8122620, 16245240]

約数ペア:

[(1, 16245240), (2, 8122620), (3, 5415080), (4, 4061310), (5, 3249048), (6, 2707540), (8, 2030655), (10, 1624524), (11, 1476840), (12, 1353770), (15, 1083016), (20, 812262), (22, 738420), (24, 676885), (30, 541508), (31, 524040), (33, 492280), (40, 406131), (44, 369210), (55, 295368), (60, 270754), (62, 262020), (66, 246140), (88, 184605), (93, 174680), (110, 147684), (120, 135377), (124, 131010), (132, 123070), (155, 104808), (165, 98456), (186, 87340), (220, 73842), (248, 65505), (264, 61535), (310, 52404), (330, 49228), (341, 47640), (372, 43670), (397, 40920), (440, 36921), (465, 34936), (620, 26202), (660, 24614), (682, 23820), (744, 21835), (794, 20460), (930, 17468), (1023, 15880), (1191, 13640), (1240, 13101), (1320, 12307), (1364, 11910), (1588, 10230), (1705, 9528), (1860, 8734), (1985, 8184), (2046, 7940), (2382, 6820), (2728, 5955), (3176, 5115), (3410, 4764), (3720, 4367), (3970, 4092)]