2018800620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1\times {\mathrm{857}}^1$

素因数の和:1464

約数の個数: 144

約数和(自身を含む): 6408642240

約数和(自身を除く): 4389841620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 569, 690, 828, 857, 1035, 1138, 1380, 1707, 1714, 2070, 2276, 2571, 2845, 3414, 3428, 4140, 4285, 5121, 5142, 5690, 6828, 7713, 8535, 8570, 10242, 10284, 11380, 12855, 13087, 15426, 17070, 17140, 19711, 20484, 25605, 25710, 26174, 30852, 34140, 38565, 39261, 39422, 51210, 51420, 52348, 59133, 65435, 77130, 78522, 78844, 98555, 102420, 117783, 118266, 130870, 154260, 157044, 177399, 196305, 197110, 235566, 236532, 261740, 295665, 354798, 392610, 394220, 471132, 487633, 588915, 591330, 709596, 785220, 886995, 975266, 1177830, 1182660, 1462899, 1773990, 1950532, 2355660, 2438165, 2925798, 3547980, 4388697, 4876330, 5851596, 7314495, 8777394, 9752660, 11215559, 14628990, 17554788, 21943485, 22431118, 29257980, 33646677, 43886970, 44862236, 56077795, 67293354, 87773940, 100940031, 112155590, 134586708, 168233385, 201880062, 224311180, 336466770, 403760124, 504700155, 672933540, 1009400310, 2018800620]

約数ペア:

[(1, 2018800620), (2, 1009400310), (3, 672933540), (4, 504700155), (5, 403760124), (6, 336466770), (9, 224311180), (10, 201880062), (12, 168233385), (15, 134586708), (18, 112155590), (20, 100940031), (23, 87773940), (30, 67293354), (36, 56077795), (45, 44862236), (46, 43886970), (60, 33646677), (69, 29257980), (90, 22431118), (92, 21943485), (115, 17554788), (138, 14628990), (180, 11215559), (207, 9752660), (230, 8777394), (276, 7314495), (345, 5851596), (414, 4876330), (460, 4388697), (569, 3547980), (690, 2925798), (828, 2438165), (857, 2355660), (1035, 1950532), (1138, 1773990), (1380, 1462899), (1707, 1182660), (1714, 1177830), (2070, 975266), (2276, 886995), (2571, 785220), (2845, 709596), (3414, 591330), (3428, 588915), (4140, 487633), (4285, 471132), (5121, 394220), (5142, 392610), (5690, 354798), (6828, 295665), (7713, 261740), (8535, 236532), (8570, 235566), (10242, 197110), (10284, 196305), (11380, 177399), (12855, 157044), (13087, 154260), (15426, 130870), (17070, 118266), (17140, 117783), (19711, 102420), (20484, 98555), (25605, 78844), (25710, 78522), (26174, 77130), (30852, 65435), (34140, 59133), (38565, 52348), (39261, 51420), (39422, 51210)]