254884480

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:522

約数の個数: 128

約数和(自身を含む): 652147200

約数和(自身を除く): 397262720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 128, 145, 155, 160, 232, 248, 290, 310, 320, 443, 464, 496, 580, 620, 640, 886, 899, 928, 992, 1160, 1240, 1772, 1798, 1856, 1984, 2215, 2320, 2480, 3544, 3596, 3712, 3968, 4430, 4495, 4640, 4960, 7088, 7192, 8860, 8990, 9280, 9920, 12847, 13733, 14176, 14384, 17720, 17980, 18560, 19840, 25694, 27466, 28352, 28768, 35440, 35960, 51388, 54932, 56704, 57536, 64235, 68665, 70880, 71920, 102776, 109864, 115072, 128470, 137330, 141760, 143840, 205552, 219728, 256940, 274660, 283520, 287680, 398257, 411104, 439456, 513880, 549320, 575360, 796514, 822208, 878912, 1027760, 1098640, 1593028, 1644416, 1757824, 1991285, 2055520, 2197280, 3186056, 3982570, 4111040, 4394560, 6372112, 7965140, 8222080, 8789120, 12744224, 15930280, 25488448, 31860560, 50976896, 63721120, 127442240, 254884480]

約数ペア:

[(1, 254884480), (2, 127442240), (4, 63721120), (5, 50976896), (8, 31860560), (10, 25488448), (16, 15930280), (20, 12744224), (29, 8789120), (31, 8222080), (32, 7965140), (40, 6372112), (58, 4394560), (62, 4111040), (64, 3982570), (80, 3186056), (116, 2197280), (124, 2055520), (128, 1991285), (145, 1757824), (155, 1644416), (160, 1593028), (232, 1098640), (248, 1027760), (290, 878912), (310, 822208), (320, 796514), (443, 575360), (464, 549320), (496, 513880), (580, 439456), (620, 411104), (640, 398257), (886, 287680), (899, 283520), (928, 274660), (992, 256940), (1160, 219728), (1240, 205552), (1772, 143840), (1798, 141760), (1856, 137330), (1984, 128470), (2215, 115072), (2320, 109864), (2480, 102776), (3544, 71920), (3596, 70880), (3712, 68665), (3968, 64235), (4430, 57536), (4495, 56704), (4640, 54932), (4960, 51388), (7088, 35960), (7192, 35440), (8860, 28768), (8990, 28352), (9280, 27466), (9920, 25694), (12847, 19840), (13733, 18560), (14176, 17980), (14384, 17720)]