661089360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{683}}^1$

素因数の和:845

約数の個数: 160

約数和(自身を含む): 2127185280

約数和(自身を除く): 1466095920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 109, 111, 120, 148, 185, 218, 222, 240, 296, 327, 370, 436, 444, 545, 555, 592, 654, 683, 740, 872, 888, 1090, 1110, 1308, 1366, 1480, 1635, 1744, 1776, 2049, 2180, 2220, 2616, 2732, 2960, 3270, 3415, 4033, 4098, 4360, 4440, 5232, 5464, 6540, 6830, 8066, 8196, 8720, 8880, 10245, 10928, 12099, 13080, 13660, 16132, 16392, 20165, 20490, 24198, 25271, 26160, 27320, 32264, 32784, 40330, 40980, 48396, 50542, 54640, 60495, 64528, 74447, 75813, 80660, 81960, 96792, 101084, 120990, 126355, 148894, 151626, 161320, 163920, 193584, 202168, 223341, 241980, 252710, 297788, 303252, 322640, 372235, 379065, 404336, 446682, 483960, 505420, 595576, 606504, 744470, 758130, 893364, 967920, 1010840, 1116705, 1191152, 1213008, 1488940, 1516260, 1786728, 2021680, 2233410, 2754539, 2977880, 3032520, 3573456, 4466820, 5509078, 5955760, 6065040, 8263617, 8933640, 11018156, 13772695, 16527234, 17867280, 22036312, 27545390, 33054468, 41318085, 44072624, 55090780, 66108936, 82636170, 110181560, 132217872, 165272340, 220363120, 330544680, 661089360]

約数ペア:

[(1, 661089360), (2, 330544680), (3, 220363120), (4, 165272340), (5, 132217872), (6, 110181560), (8, 82636170), (10, 66108936), (12, 55090780), (15, 44072624), (16, 41318085), (20, 33054468), (24, 27545390), (30, 22036312), (37, 17867280), (40, 16527234), (48, 13772695), (60, 11018156), (74, 8933640), (80, 8263617), (109, 6065040), (111, 5955760), (120, 5509078), (148, 4466820), (185, 3573456), (218, 3032520), (222, 2977880), (240, 2754539), (296, 2233410), (327, 2021680), (370, 1786728), (436, 1516260), (444, 1488940), (545, 1213008), (555, 1191152), (592, 1116705), (654, 1010840), (683, 967920), (740, 893364), (872, 758130), (888, 744470), (1090, 606504), (1110, 595576), (1308, 505420), (1366, 483960), (1480, 446682), (1635, 404336), (1744, 379065), (1776, 372235), (2049, 322640), (2180, 303252), (2220, 297788), (2616, 252710), (2732, 241980), (2960, 223341), (3270, 202168), (3415, 193584), (4033, 163920), (4098, 161320), (4360, 151626), (4440, 148894), (5232, 126355), (5464, 120990), (6540, 101084), (6830, 96792), (8066, 81960), (8196, 80660), (8720, 75813), (8880, 74447), (10245, 64528), (10928, 60495), (12099, 54640), (13080, 50542), (13660, 48396), (16132, 40980), (16392, 40330), (20165, 32784), (20490, 32264), (24198, 27320), (25271, 26160)]