28890921420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1583}}^1\times {\mathrm{2473}}^1$

素因数の和:4112

約数の個数: 144

約数和(自身を含む): 89866288512

約数和(自身を除く): 60975367092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1583, 1845, 2460, 2473, 3166, 3690, 4749, 4946, 6332, 7380, 7419, 7915, 9498, 9892, 12365, 14247, 14838, 15830, 18996, 22257, 23745, 24730, 28494, 29676, 31660, 37095, 44514, 47490, 49460, 56988, 64903, 71235, 74190, 89028, 94980, 101393, 111285, 129806, 142470, 148380, 194709, 202786, 222570, 259612, 284940, 304179, 324515, 389418, 405572, 445140, 506965, 584127, 608358, 649030, 778836, 912537, 973545, 1013930, 1168254, 1216716, 1298060, 1520895, 1825074, 1947090, 2027860, 2336508, 2920635, 3041790, 3650148, 3894180, 3914759, 4562685, 5841270, 6083580, 7829518, 9125370, 11682540, 11744277, 15659036, 18250740, 19573795, 23488554, 35232831, 39147590, 46977108, 58721385, 70465662, 78295180, 117442770, 140931324, 160505119, 176164155, 234885540, 321010238, 352328310, 481515357, 642020476, 704656620, 802525595, 963030714, 1444546071, 1605051190, 1926061428, 2407576785, 2889092142, 3210102380, 4815153570, 5778184284, 7222730355, 9630307140, 14445460710, 28890921420]

約数ペア:

[(1, 28890921420), (2, 14445460710), (3, 9630307140), (4, 7222730355), (5, 5778184284), (6, 4815153570), (9, 3210102380), (10, 2889092142), (12, 2407576785), (15, 1926061428), (18, 1605051190), (20, 1444546071), (30, 963030714), (36, 802525595), (41, 704656620), (45, 642020476), (60, 481515357), (82, 352328310), (90, 321010238), (123, 234885540), (164, 176164155), (180, 160505119), (205, 140931324), (246, 117442770), (369, 78295180), (410, 70465662), (492, 58721385), (615, 46977108), (738, 39147590), (820, 35232831), (1230, 23488554), (1476, 19573795), (1583, 18250740), (1845, 15659036), (2460, 11744277), (2473, 11682540), (3166, 9125370), (3690, 7829518), (4749, 6083580), (4946, 5841270), (6332, 4562685), (7380, 3914759), (7419, 3894180), (7915, 3650148), (9498, 3041790), (9892, 2920635), (12365, 2336508), (14247, 2027860), (14838, 1947090), (15830, 1825074), (18996, 1520895), (22257, 1298060), (23745, 1216716), (24730, 1168254), (28494, 1013930), (29676, 973545), (31660, 912537), (37095, 778836), (44514, 649030), (47490, 608358), (49460, 584127), (56988, 506965), (64903, 445140), (71235, 405572), (74190, 389418), (89028, 324515), (94980, 304179), (101393, 284940), (111285, 259612), (129806, 222570), (142470, 202786), (148380, 194709)]