89746740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:382

約数の個数: 144

約数和(自身を含む): 291695040

約数和(自身を除く): 201948300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 139, 153, 170, 180, 204, 211, 255, 278, 306, 340, 417, 422, 510, 556, 612, 633, 695, 765, 834, 844, 1020, 1055, 1251, 1266, 1390, 1530, 1668, 1899, 2085, 2110, 2363, 2502, 2532, 2780, 3060, 3165, 3587, 3798, 4170, 4220, 4726, 5004, 6255, 6330, 7089, 7174, 7596, 8340, 9452, 9495, 10761, 11815, 12510, 12660, 14178, 14348, 17935, 18990, 21267, 21522, 23630, 25020, 28356, 29329, 32283, 35445, 35870, 37980, 42534, 43044, 47260, 53805, 58658, 64566, 70890, 71740, 85068, 87987, 106335, 107610, 117316, 129132, 141780, 146645, 161415, 175974, 212670, 215220, 263961, 293290, 322830, 351948, 425340, 439935, 498593, 527922, 586580, 645660, 879870, 997186, 1055844, 1319805, 1495779, 1759740, 1994372, 2492965, 2639610, 2991558, 4487337, 4985930, 5279220, 5983116, 7478895, 8974674, 9971860, 14957790, 17949348, 22436685, 29915580, 44873370, 89746740]

約数ペア:

[(1, 89746740), (2, 44873370), (3, 29915580), (4, 22436685), (5, 17949348), (6, 14957790), (9, 9971860), (10, 8974674), (12, 7478895), (15, 5983116), (17, 5279220), (18, 4985930), (20, 4487337), (30, 2991558), (34, 2639610), (36, 2492965), (45, 1994372), (51, 1759740), (60, 1495779), (68, 1319805), (85, 1055844), (90, 997186), (102, 879870), (139, 645660), (153, 586580), (170, 527922), (180, 498593), (204, 439935), (211, 425340), (255, 351948), (278, 322830), (306, 293290), (340, 263961), (417, 215220), (422, 212670), (510, 175974), (556, 161415), (612, 146645), (633, 141780), (695, 129132), (765, 117316), (834, 107610), (844, 106335), (1020, 87987), (1055, 85068), (1251, 71740), (1266, 70890), (1390, 64566), (1530, 58658), (1668, 53805), (1899, 47260), (2085, 43044), (2110, 42534), (2363, 37980), (2502, 35870), (2532, 35445), (2780, 32283), (3060, 29329), (3165, 28356), (3587, 25020), (3798, 23630), (4170, 21522), (4220, 21267), (4726, 18990), (5004, 17935), (6255, 14348), (6330, 14178), (7089, 12660), (7174, 12510), (7596, 11815), (8340, 10761), (9452, 9495)]