23617980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 75620160

約数和(自身を除く): 52002180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 239, 244, 270, 305, 324, 366, 405, 478, 540, 549, 610, 717, 732, 810, 915, 956, 1098, 1195, 1220, 1434, 1620, 1647, 1830, 2151, 2196, 2390, 2745, 2868, 3294, 3585, 3660, 4302, 4780, 4941, 5490, 6453, 6588, 7170, 8235, 8604, 9882, 10755, 10980, 12906, 14340, 14579, 16470, 19359, 19764, 21510, 24705, 25812, 29158, 32265, 32940, 38718, 43020, 43737, 49410, 58316, 64530, 72895, 77436, 87474, 96795, 98820, 129060, 131211, 145790, 174948, 193590, 218685, 262422, 291580, 387180, 393633, 437370, 524844, 656055, 787266, 874740, 1180899, 1312110, 1574532, 1968165, 2361798, 2624220, 3936330, 4723596, 5904495, 7872660, 11808990, 23617980]

約数ペア:

[(1, 23617980), (2, 11808990), (3, 7872660), (4, 5904495), (5, 4723596), (6, 3936330), (9, 2624220), (10, 2361798), (12, 1968165), (15, 1574532), (18, 1312110), (20, 1180899), (27, 874740), (30, 787266), (36, 656055), (45, 524844), (54, 437370), (60, 393633), (61, 387180), (81, 291580), (90, 262422), (108, 218685), (122, 193590), (135, 174948), (162, 145790), (180, 131211), (183, 129060), (239, 98820), (244, 96795), (270, 87474), (305, 77436), (324, 72895), (366, 64530), (405, 58316), (478, 49410), (540, 43737), (549, 43020), (610, 38718), (717, 32940), (732, 32265), (810, 29158), (915, 25812), (956, 24705), (1098, 21510), (1195, 19764), (1220, 19359), (1434, 16470), (1620, 14579), (1647, 14340), (1830, 12906), (2151, 10980), (2196, 10755), (2390, 9882), (2745, 8604), (2868, 8235), (3294, 7170), (3585, 6588), (3660, 6453), (4302, 5490), (4780, 4941)]