61819920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4519}}^1$

素因数の和:4557

約数の個数: 120

約数和(自身を含む): 218587200

約数和(自身を除く): 156767280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4519, 4560, 6840, 9038, 13557, 13680, 18076, 22595, 27114, 36152, 40671, 45190, 54228, 67785, 72304, 81342, 85861, 90380, 108456, 135570, 162684, 171722, 180760, 203355, 216912, 257583, 271140, 325368, 343444, 361520, 406710, 429305, 515166, 542280, 650736, 686888, 772749, 813420, 858610, 1030332, 1084560, 1287915, 1373776, 1545498, 1626840, 1717220, 2060664, 2575830, 3090996, 3253680, 3434440, 3863745, 4121328, 5151660, 6181992, 6868880, 7727490, 10303320, 12363984, 15454980, 20606640, 30909960, 61819920]

約数ペア:

[(1, 61819920), (2, 30909960), (3, 20606640), (4, 15454980), (5, 12363984), (6, 10303320), (8, 7727490), (9, 6868880), (10, 6181992), (12, 5151660), (15, 4121328), (16, 3863745), (18, 3434440), (19, 3253680), (20, 3090996), (24, 2575830), (30, 2060664), (36, 1717220), (38, 1626840), (40, 1545498), (45, 1373776), (48, 1287915), (57, 1084560), (60, 1030332), (72, 858610), (76, 813420), (80, 772749), (90, 686888), (95, 650736), (114, 542280), (120, 515166), (144, 429305), (152, 406710), (171, 361520), (180, 343444), (190, 325368), (228, 271140), (240, 257583), (285, 216912), (304, 203355), (342, 180760), (360, 171722), (380, 162684), (456, 135570), (570, 108456), (684, 90380), (720, 85861), (760, 81342), (855, 72304), (912, 67785), (1140, 54228), (1368, 45190), (1520, 40671), (1710, 36152), (2280, 27114), (2736, 22595), (3420, 18076), (4519, 13680), (4560, 13557), (6840, 9038)]