87947460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:774

約数の個数: 144

約数和(自身を含む): 289768752

約数和(自身を除く): 201821292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 41, 45, 51, 60, 68, 82, 85, 90, 102, 123, 153, 164, 170, 180, 204, 205, 246, 255, 306, 340, 369, 410, 492, 510, 612, 615, 697, 701, 738, 765, 820, 1020, 1230, 1394, 1402, 1476, 1530, 1845, 2091, 2103, 2460, 2788, 2804, 3060, 3485, 3505, 3690, 4182, 4206, 6273, 6309, 6970, 7010, 7380, 8364, 8412, 10455, 10515, 11917, 12546, 12618, 13940, 14020, 20910, 21030, 23834, 25092, 25236, 28741, 31365, 31545, 35751, 41820, 42060, 47668, 57482, 59585, 62730, 63090, 71502, 86223, 107253, 114964, 119170, 125460, 126180, 143004, 143705, 172446, 178755, 214506, 238340, 258669, 287410, 344892, 357510, 429012, 431115, 488597, 517338, 536265, 574820, 715020, 862230, 977194, 1034676, 1072530, 1293345, 1465791, 1724460, 1954388, 2145060, 2442985, 2586690, 2931582, 4397373, 4885970, 5173380, 5863164, 7328955, 8794746, 9771940, 14657910, 17589492, 21986865, 29315820, 43973730, 87947460]

約数ペア:

[(1, 87947460), (2, 43973730), (3, 29315820), (4, 21986865), (5, 17589492), (6, 14657910), (9, 9771940), (10, 8794746), (12, 7328955), (15, 5863164), (17, 5173380), (18, 4885970), (20, 4397373), (30, 2931582), (34, 2586690), (36, 2442985), (41, 2145060), (45, 1954388), (51, 1724460), (60, 1465791), (68, 1293345), (82, 1072530), (85, 1034676), (90, 977194), (102, 862230), (123, 715020), (153, 574820), (164, 536265), (170, 517338), (180, 488597), (204, 431115), (205, 429012), (246, 357510), (255, 344892), (306, 287410), (340, 258669), (369, 238340), (410, 214506), (492, 178755), (510, 172446), (612, 143705), (615, 143004), (697, 126180), (701, 125460), (738, 119170), (765, 114964), (820, 107253), (1020, 86223), (1230, 71502), (1394, 63090), (1402, 62730), (1476, 59585), (1530, 57482), (1845, 47668), (2091, 42060), (2103, 41820), (2460, 35751), (2788, 31545), (2804, 31365), (3060, 28741), (3485, 25236), (3505, 25092), (3690, 23834), (4182, 21030), (4206, 20910), (6273, 14020), (6309, 13940), (6970, 12618), (7010, 12546), (7380, 11917), (8364, 10515), (8412, 10455)]