89730180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:560

約数の個数: 144

約数和(自身を含む): 290472000

約数和(自身を除く): 200741820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 180, 185, 222, 243, 270, 324, 333, 370, 405, 444, 486, 499, 540, 555, 666, 740, 810, 972, 998, 999, 1110, 1215, 1332, 1497, 1620, 1665, 1996, 1998, 2220, 2430, 2495, 2994, 2997, 3330, 3996, 4491, 4860, 4990, 4995, 5988, 5994, 6660, 7485, 8982, 8991, 9980, 9990, 11988, 13473, 14970, 14985, 17964, 17982, 18463, 19980, 22455, 26946, 29940, 29970, 35964, 36926, 40419, 44910, 44955, 53892, 55389, 59940, 67365, 73852, 80838, 89820, 89910, 92315, 110778, 121257, 134730, 161676, 166167, 179820, 184630, 202095, 221556, 242514, 269460, 276945, 332334, 369260, 404190, 485028, 498501, 553890, 606285, 664668, 808380, 830835, 997002, 1107780, 1212570, 1495503, 1661670, 1994004, 2425140, 2492505, 2991006, 3323340, 4486509, 4985010, 5982012, 7477515, 8973018, 9970020, 14955030, 17946036, 22432545, 29910060, 44865090, 89730180]

約数ペア:

[(1, 89730180), (2, 44865090), (3, 29910060), (4, 22432545), (5, 17946036), (6, 14955030), (9, 9970020), (10, 8973018), (12, 7477515), (15, 5982012), (18, 4985010), (20, 4486509), (27, 3323340), (30, 2991006), (36, 2492505), (37, 2425140), (45, 1994004), (54, 1661670), (60, 1495503), (74, 1212570), (81, 1107780), (90, 997002), (108, 830835), (111, 808380), (135, 664668), (148, 606285), (162, 553890), (180, 498501), (185, 485028), (222, 404190), (243, 369260), (270, 332334), (324, 276945), (333, 269460), (370, 242514), (405, 221556), (444, 202095), (486, 184630), (499, 179820), (540, 166167), (555, 161676), (666, 134730), (740, 121257), (810, 110778), (972, 92315), (998, 89910), (999, 89820), (1110, 80838), (1215, 73852), (1332, 67365), (1497, 59940), (1620, 55389), (1665, 53892), (1996, 44955), (1998, 44910), (2220, 40419), (2430, 36926), (2495, 35964), (2994, 29970), (2997, 29940), (3330, 26946), (3996, 22455), (4491, 19980), (4860, 18463), (4990, 17982), (4995, 17964), (5988, 14985), (5994, 14970), (6660, 13473), (7485, 11988), (8982, 9990), (8991, 9980)]