1631562984

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:628

約数の個数: 192

約数和(自身を含む): 4872192000

約数和(自身を除く): 3240629016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 31, 36, 38, 57, 62, 72, 76, 79, 93, 114, 124, 152, 158, 171, 186, 228, 237, 248, 279, 316, 342, 372, 456, 474, 487, 558, 589, 632, 684, 711, 744, 948, 974, 1116, 1178, 1368, 1422, 1461, 1501, 1767, 1896, 1948, 2232, 2356, 2449, 2844, 2922, 3002, 3534, 3896, 4383, 4503, 4712, 4898, 5301, 5688, 5844, 6004, 7068, 7347, 8766, 9006, 9253, 9796, 10602, 11688, 12008, 13509, 14136, 14694, 15097, 17532, 18012, 18506, 19592, 21204, 22041, 27018, 27759, 29388, 30194, 35064, 36024, 37012, 38473, 42408, 44082, 45291, 46531, 54036, 55518, 58776, 60388, 74024, 76946, 83277, 88164, 90582, 93062, 108072, 111036, 115419, 120776, 135873, 139593, 153892, 166554, 176328, 181164, 186124, 222072, 230838, 271746, 279186, 286843, 307784, 333108, 346257, 362328, 372248, 418779, 461676, 543492, 558372, 573686, 666216, 692514, 730987, 837558, 860529, 923352, 1086984, 1116744, 1147372, 1192663, 1385028, 1461974, 1675116, 1721058, 2192961, 2294744, 2385326, 2581587, 2770056, 2923948, 3350232, 3442116, 3577989, 4385922, 4770652, 5163174, 5847896, 6578883, 6884232, 7155978, 8771844, 9541304, 10326348, 10733967, 13157766, 14311956, 17543688, 20652696, 21467934, 22660597, 26315532, 28623912, 42935868, 45321194, 52631064, 67981791, 85871736, 90642388, 135963582, 181284776, 203945373, 271927164, 407890746, 543854328, 815781492, 1631562984]

約数ペア:

[(1, 1631562984), (2, 815781492), (3, 543854328), (4, 407890746), (6, 271927164), (8, 203945373), (9, 181284776), (12, 135963582), (18, 90642388), (19, 85871736), (24, 67981791), (31, 52631064), (36, 45321194), (38, 42935868), (57, 28623912), (62, 26315532), (72, 22660597), (76, 21467934), (79, 20652696), (93, 17543688), (114, 14311956), (124, 13157766), (152, 10733967), (158, 10326348), (171, 9541304), (186, 8771844), (228, 7155978), (237, 6884232), (248, 6578883), (279, 5847896), (316, 5163174), (342, 4770652), (372, 4385922), (456, 3577989), (474, 3442116), (487, 3350232), (558, 2923948), (589, 2770056), (632, 2581587), (684, 2385326), (711, 2294744), (744, 2192961), (948, 1721058), (974, 1675116), (1116, 1461974), (1178, 1385028), (1368, 1192663), (1422, 1147372), (1461, 1116744), (1501, 1086984), (1767, 923352), (1896, 860529), (1948, 837558), (2232, 730987), (2356, 692514), (2449, 666216), (2844, 573686), (2922, 558372), (3002, 543492), (3534, 461676), (3896, 418779), (4383, 372248), (4503, 362328), (4712, 346257), (4898, 333108), (5301, 307784), (5688, 286843), (5844, 279186), (6004, 271746), (7068, 230838), (7347, 222072), (8766, 186124), (9006, 181164), (9253, 176328), (9796, 166554), (10602, 153892), (11688, 139593), (12008, 135873), (13509, 120776), (14136, 115419), (14694, 111036), (15097, 108072), (17532, 93062), (18012, 90582), (18506, 88164), (19592, 83277), (21204, 76946), (22041, 74024), (27018, 60388), (27759, 58776), (29388, 55518), (30194, 54036), (35064, 46531), (36024, 45291), (37012, 44082), (38473, 42408)]