220148520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{277}}^1$

素因数の和:507

約数の個数: 128

約数和(自身を含む): 684547200

約数和(自身を除く): 464398680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 179, 185, 222, 277, 296, 358, 370, 444, 537, 554, 555, 716, 740, 831, 888, 895, 1074, 1108, 1110, 1385, 1432, 1480, 1662, 1790, 2148, 2216, 2220, 2685, 2770, 3324, 3580, 4155, 4296, 4440, 5370, 5540, 6623, 6648, 7160, 8310, 10249, 10740, 11080, 13246, 16620, 19869, 20498, 21480, 26492, 30747, 33115, 33240, 39738, 40996, 49583, 51245, 52984, 61494, 66230, 79476, 81992, 99166, 99345, 102490, 122988, 132460, 148749, 153735, 158952, 198332, 198690, 204980, 245976, 247915, 264920, 297498, 307470, 396664, 397380, 409960, 495830, 594996, 614940, 743745, 794760, 991660, 1189992, 1229880, 1487490, 1834571, 1983320, 2974980, 3669142, 5503713, 5949960, 7338284, 9172855, 11007426, 14676568, 18345710, 22014852, 27518565, 36691420, 44029704, 55037130, 73382840, 110074260, 220148520]

約数ペア:

[(1, 220148520), (2, 110074260), (3, 73382840), (4, 55037130), (5, 44029704), (6, 36691420), (8, 27518565), (10, 22014852), (12, 18345710), (15, 14676568), (20, 11007426), (24, 9172855), (30, 7338284), (37, 5949960), (40, 5503713), (60, 3669142), (74, 2974980), (111, 1983320), (120, 1834571), (148, 1487490), (179, 1229880), (185, 1189992), (222, 991660), (277, 794760), (296, 743745), (358, 614940), (370, 594996), (444, 495830), (537, 409960), (554, 397380), (555, 396664), (716, 307470), (740, 297498), (831, 264920), (888, 247915), (895, 245976), (1074, 204980), (1108, 198690), (1110, 198332), (1385, 158952), (1432, 153735), (1480, 148749), (1662, 132460), (1790, 122988), (2148, 102490), (2216, 99345), (2220, 99166), (2685, 81992), (2770, 79476), (3324, 66230), (3580, 61494), (4155, 52984), (4296, 51245), (4440, 49583), (5370, 40996), (5540, 39738), (6623, 33240), (6648, 33115), (7160, 30747), (8310, 26492), (10249, 21480), (10740, 20498), (11080, 19869), (13246, 16620)]