254739360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^2$

素因数の和:263

約数の個数: 144

約数和(自身を含む): 823658976

約数和(自身を除く): 568919616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 67, 80, 89, 96, 120, 134, 160, 178, 201, 240, 267, 268, 335, 356, 402, 445, 480, 534, 536, 670, 712, 804, 890, 1005, 1068, 1072, 1335, 1340, 1424, 1608, 1780, 2010, 2136, 2144, 2670, 2680, 2848, 3216, 3560, 4020, 4272, 5340, 5360, 5963, 6432, 7120, 7921, 8040, 8544, 10680, 10720, 11926, 14240, 15842, 16080, 17889, 21360, 23763, 23852, 29815, 31684, 32160, 35778, 39605, 42720, 47526, 47704, 59630, 63368, 71556, 79210, 89445, 95052, 95408, 118815, 119260, 126736, 143112, 158420, 178890, 190104, 190816, 237630, 238520, 253472, 286224, 316840, 357780, 380208, 475260, 477040, 530707, 572448, 633680, 715560, 760416, 950520, 954080, 1061414, 1267360, 1431120, 1592121, 1901040, 2122828, 2653535, 2862240, 3184242, 3802080, 4245656, 5307070, 6368484, 7960605, 8491312, 10614140, 12736968, 15921210, 16982624, 21228280, 25473936, 31842420, 42456560, 50947872, 63684840, 84913120, 127369680, 254739360]

約数ペア:

[(1, 254739360), (2, 127369680), (3, 84913120), (4, 63684840), (5, 50947872), (6, 42456560), (8, 31842420), (10, 25473936), (12, 21228280), (15, 16982624), (16, 15921210), (20, 12736968), (24, 10614140), (30, 8491312), (32, 7960605), (40, 6368484), (48, 5307070), (60, 4245656), (67, 3802080), (80, 3184242), (89, 2862240), (96, 2653535), (120, 2122828), (134, 1901040), (160, 1592121), (178, 1431120), (201, 1267360), (240, 1061414), (267, 954080), (268, 950520), (335, 760416), (356, 715560), (402, 633680), (445, 572448), (480, 530707), (534, 477040), (536, 475260), (670, 380208), (712, 357780), (804, 316840), (890, 286224), (1005, 253472), (1068, 238520), (1072, 237630), (1335, 190816), (1340, 190104), (1424, 178890), (1608, 158420), (1780, 143112), (2010, 126736), (2136, 119260), (2144, 118815), (2670, 95408), (2680, 95052), (2848, 89445), (3216, 79210), (3560, 71556), (4020, 63368), (4272, 59630), (5340, 47704), (5360, 47526), (5963, 42720), (6432, 39605), (7120, 35778), (7921, 32160), (8040, 31684), (8544, 29815), (10680, 23852), (10720, 23763), (11926, 21360), (14240, 17889), (15842, 16080)]