1639021860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{2459}}^1$

素因数の和:2527

約数の個数: 216

約数和(自身を含む): 5942139840

約数和(自身を除く): 4303117980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 529, 630, 644, 690, 805, 828, 966, 1035, 1058, 1260, 1380, 1449, 1587, 1610, 1932, 2070, 2116, 2415, 2459, 2645, 2898, 3174, 3220, 3703, 4140, 4761, 4830, 4918, 5290, 5796, 6348, 7245, 7377, 7406, 7935, 9522, 9660, 9836, 10580, 11109, 12295, 14490, 14754, 14812, 15870, 17213, 18515, 19044, 22131, 22218, 23805, 24590, 28980, 29508, 31740, 33327, 34426, 36885, 37030, 44262, 44436, 47610, 49180, 51639, 55545, 56557, 66654, 68852, 73770, 74060, 86065, 88524, 95220, 103278, 110655, 111090, 113114, 133308, 147540, 154917, 166635, 169671, 172130, 206556, 221310, 222180, 226228, 258195, 282785, 309834, 333270, 339342, 344260, 395899, 442620, 509013, 516390, 565570, 619668, 666540, 678684, 774585, 791798, 848355, 1018026, 1032780, 1131140, 1187697, 1300811, 1549170, 1583596, 1696710, 1979495, 2036052, 2375394, 2545065, 2601622, 3098340, 3393420, 3563091, 3902433, 3958990, 4750788, 5090130, 5203244, 5938485, 6504055, 7126182, 7804866, 7917980, 9105677, 10180260, 11707299, 11876970, 13008110, 14252364, 15609732, 17815455, 18211354, 19512165, 23414598, 23753940, 26016220, 27317031, 35630910, 36422708, 39024330, 45528385, 46829196, 54634062, 58536495, 71261820, 78048660, 81951093, 91056770, 109268124, 117072990, 136585155, 163902186, 182113540, 234145980, 273170310, 327804372, 409755465, 546340620, 819510930, 1639021860]

約数ペア:

[(1, 1639021860), (2, 819510930), (3, 546340620), (4, 409755465), (5, 327804372), (6, 273170310), (7, 234145980), (9, 182113540), (10, 163902186), (12, 136585155), (14, 117072990), (15, 109268124), (18, 91056770), (20, 81951093), (21, 78048660), (23, 71261820), (28, 58536495), (30, 54634062), (35, 46829196), (36, 45528385), (42, 39024330), (45, 36422708), (46, 35630910), (60, 27317031), (63, 26016220), (69, 23753940), (70, 23414598), (84, 19512165), (90, 18211354), (92, 17815455), (105, 15609732), (115, 14252364), (126, 13008110), (138, 11876970), (140, 11707299), (161, 10180260), (180, 9105677), (207, 7917980), (210, 7804866), (230, 7126182), (252, 6504055), (276, 5938485), (315, 5203244), (322, 5090130), (345, 4750788), (414, 3958990), (420, 3902433), (460, 3563091), (483, 3393420), (529, 3098340), (630, 2601622), (644, 2545065), (690, 2375394), (805, 2036052), (828, 1979495), (966, 1696710), (1035, 1583596), (1058, 1549170), (1260, 1300811), (1380, 1187697), (1449, 1131140), (1587, 1032780), (1610, 1018026), (1932, 848355), (2070, 791798), (2116, 774585), (2415, 678684), (2459, 666540), (2645, 619668), (2898, 565570), (3174, 516390), (3220, 509013), (3703, 442620), (4140, 395899), (4761, 344260), (4830, 339342), (4918, 333270), (5290, 309834), (5796, 282785), (6348, 258195), (7245, 226228), (7377, 222180), (7406, 221310), (7935, 206556), (9522, 172130), (9660, 169671), (9836, 166635), (10580, 154917), (11109, 147540), (12295, 133308), (14490, 113114), (14754, 111090), (14812, 110655), (15870, 103278), (17213, 95220), (18515, 88524), (19044, 86065), (22131, 74060), (22218, 73770), (23805, 68852), (24590, 66654), (28980, 56557), (29508, 55545), (31740, 51639), (33327, 49180), (34426, 47610), (36885, 44436), (37030, 44262)]