1655984520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{80701}}^1$

素因数の和:80740

約数の個数: 128

約数和(自身を含む): 5810544000

約数和(自身を除く): 4154559480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 80701, 161402, 242103, 322804, 403505, 484206, 645608, 726309, 807010, 968412, 1210515, 1452618, 1533319, 1614020, 1936824, 2178927, 2421030, 2905236, 3066638, 3228040, 3631545, 4357854, 4599957, 4842060, 5810472, 6133276, 7263090, 7666595, 8715708, 9199914, 9684120, 10894635, 12266552, 13799871, 14526180, 15333190, 17431416, 18399828, 21789270, 22999785, 27599742, 29052360, 30666380, 36799656, 41399613, 43578540, 45999570, 55199484, 61332760, 68999355, 82799226, 87157080, 91999140, 110398968, 137998710, 165598452, 183998280, 206998065, 275997420, 331196904, 413996130, 551994840, 827992260, 1655984520]

約数ペア:

[(1, 1655984520), (2, 827992260), (3, 551994840), (4, 413996130), (5, 331196904), (6, 275997420), (8, 206998065), (9, 183998280), (10, 165598452), (12, 137998710), (15, 110398968), (18, 91999140), (19, 87157080), (20, 82799226), (24, 68999355), (27, 61332760), (30, 55199484), (36, 45999570), (38, 43578540), (40, 41399613), (45, 36799656), (54, 30666380), (57, 29052360), (60, 27599742), (72, 22999785), (76, 21789270), (90, 18399828), (95, 17431416), (108, 15333190), (114, 14526180), (120, 13799871), (135, 12266552), (152, 10894635), (171, 9684120), (180, 9199914), (190, 8715708), (216, 7666595), (228, 7263090), (270, 6133276), (285, 5810472), (342, 4842060), (360, 4599957), (380, 4357854), (456, 3631545), (513, 3228040), (540, 3066638), (570, 2905236), (684, 2421030), (760, 2178927), (855, 1936824), (1026, 1614020), (1080, 1533319), (1140, 1452618), (1368, 1210515), (1710, 968412), (2052, 807010), (2280, 726309), (2565, 645608), (3420, 484206), (4104, 403505), (5130, 322804), (6840, 242103), (10260, 161402), (20520, 80701)]