256482240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{38167}}^1$

素因数の和:38194

約数の個数: 112

約数和(自身を含む): 930688512

約数和(自身を除く): 674206272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 38167, 76334, 114501, 152668, 190835, 229002, 267169, 305336, 381670, 458004, 534338, 572505, 610672, 763340, 801507, 916008, 1068676, 1145010, 1221344, 1335845, 1526680, 1603014, 1832016, 2137352, 2290020, 2442688, 2671690, 3053360, 3206028, 3664032, 4007535, 4274704, 4580040, 5343380, 6106720, 6412056, 7328064, 8015070, 8549408, 9160080, 10686760, 12213440, 12824112, 16030140, 17098816, 18320160, 21373520, 25648224, 32060280, 36640320, 42747040, 51296448, 64120560, 85494080, 128241120, 256482240]

約数ペア:

[(1, 256482240), (2, 128241120), (3, 85494080), (4, 64120560), (5, 51296448), (6, 42747040), (7, 36640320), (8, 32060280), (10, 25648224), (12, 21373520), (14, 18320160), (15, 17098816), (16, 16030140), (20, 12824112), (21, 12213440), (24, 10686760), (28, 9160080), (30, 8549408), (32, 8015070), (35, 7328064), (40, 6412056), (42, 6106720), (48, 5343380), (56, 4580040), (60, 4274704), (64, 4007535), (70, 3664032), (80, 3206028), (84, 3053360), (96, 2671690), (105, 2442688), (112, 2290020), (120, 2137352), (140, 1832016), (160, 1603014), (168, 1526680), (192, 1335845), (210, 1221344), (224, 1145010), (240, 1068676), (280, 916008), (320, 801507), (336, 763340), (420, 610672), (448, 572505), (480, 534338), (560, 458004), (672, 381670), (840, 305336), (960, 267169), (1120, 229002), (1344, 190835), (1680, 152668), (2240, 114501), (3360, 76334), (6720, 38167)]