298532480

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:458

約数の個数: 128

約数和(自身を含む): 756725760

約数和(自身を除く): 458193280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 128, 155, 160, 164, 205, 248, 310, 320, 328, 367, 410, 496, 620, 640, 656, 734, 820, 992, 1240, 1271, 1312, 1468, 1640, 1835, 1984, 2480, 2542, 2624, 2936, 3280, 3670, 3968, 4960, 5084, 5248, 5872, 6355, 6560, 7340, 9920, 10168, 11377, 11744, 12710, 13120, 14680, 15047, 19840, 20336, 22754, 23488, 25420, 26240, 29360, 30094, 40672, 45508, 46976, 50840, 56885, 58720, 60188, 75235, 81344, 91016, 101680, 113770, 117440, 120376, 150470, 162688, 182032, 203360, 227540, 234880, 240752, 300940, 364064, 406720, 455080, 466457, 481504, 601880, 728128, 813440, 910160, 932914, 963008, 1203760, 1456256, 1820320, 1865828, 1926016, 2332285, 2407520, 3640640, 3731656, 4664570, 4815040, 7281280, 7463312, 9329140, 9630080, 14926624, 18658280, 29853248, 37316560, 59706496, 74633120, 149266240, 298532480]

約数ペア:

[(1, 298532480), (2, 149266240), (4, 74633120), (5, 59706496), (8, 37316560), (10, 29853248), (16, 18658280), (20, 14926624), (31, 9630080), (32, 9329140), (40, 7463312), (41, 7281280), (62, 4815040), (64, 4664570), (80, 3731656), (82, 3640640), (124, 2407520), (128, 2332285), (155, 1926016), (160, 1865828), (164, 1820320), (205, 1456256), (248, 1203760), (310, 963008), (320, 932914), (328, 910160), (367, 813440), (410, 728128), (496, 601880), (620, 481504), (640, 466457), (656, 455080), (734, 406720), (820, 364064), (992, 300940), (1240, 240752), (1271, 234880), (1312, 227540), (1468, 203360), (1640, 182032), (1835, 162688), (1984, 150470), (2480, 120376), (2542, 117440), (2624, 113770), (2936, 101680), (3280, 91016), (3670, 81344), (3968, 75235), (4960, 60188), (5084, 58720), (5248, 56885), (5872, 50840), (6355, 46976), (6560, 45508), (7340, 40672), (9920, 30094), (10168, 29360), (11377, 26240), (11744, 25420), (12710, 23488), (13120, 22754), (14680, 20336), (15047, 19840)]