20983399080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{112019}}^1$

素因数の和:112263

約数の個数: 128

約数和(自身を含む): 72266342400

約数和(自身を除く): 51282943320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 223, 280, 420, 446, 669, 840, 892, 1115, 1338, 1561, 1784, 2230, 2676, 3122, 3345, 4460, 4683, 5352, 6244, 6690, 7805, 8920, 9366, 12488, 13380, 15610, 18732, 23415, 26760, 31220, 37464, 46830, 62440, 93660, 112019, 187320, 224038, 336057, 448076, 560095, 672114, 784133, 896152, 1120190, 1344228, 1568266, 1680285, 2240380, 2352399, 2688456, 3136532, 3360570, 3920665, 4480760, 4704798, 6273064, 6721140, 7841330, 9409596, 11761995, 13442280, 15682660, 18819192, 23523990, 24980237, 31365320, 47047980, 49960474, 74940711, 94095960, 99920948, 124901185, 149881422, 174861659, 199841896, 249802370, 299762844, 349723318, 374703555, 499604740, 524584977, 599525688, 699446636, 749407110, 874308295, 999209480, 1049169954, 1398893272, 1498814220, 1748616590, 2098339908, 2622924885, 2997628440, 3497233180, 4196679816, 5245849770, 6994466360, 10491699540, 20983399080]

約数ペア:

[(1, 20983399080), (2, 10491699540), (3, 6994466360), (4, 5245849770), (5, 4196679816), (6, 3497233180), (7, 2997628440), (8, 2622924885), (10, 2098339908), (12, 1748616590), (14, 1498814220), (15, 1398893272), (20, 1049169954), (21, 999209480), (24, 874308295), (28, 749407110), (30, 699446636), (35, 599525688), (40, 524584977), (42, 499604740), (56, 374703555), (60, 349723318), (70, 299762844), (84, 249802370), (105, 199841896), (120, 174861659), (140, 149881422), (168, 124901185), (210, 99920948), (223, 94095960), (280, 74940711), (420, 49960474), (446, 47047980), (669, 31365320), (840, 24980237), (892, 23523990), (1115, 18819192), (1338, 15682660), (1561, 13442280), (1784, 11761995), (2230, 9409596), (2676, 7841330), (3122, 6721140), (3345, 6273064), (4460, 4704798), (4683, 4480760), (5352, 3920665), (6244, 3360570), (6690, 3136532), (7805, 2688456), (8920, 2352399), (9366, 2240380), (12488, 1680285), (13380, 1568266), (15610, 1344228), (18732, 1120190), (23415, 896152), (26760, 784133), (31220, 672114), (37464, 560095), (46830, 448076), (62440, 336057), (93660, 224038), (112019, 187320)]