1138002560

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1399}}^1$

素因数の和:1490

約数の個数: 128

約数和(自身を含む): 2878848000

約数和(自身を除く): 1740845440

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, 410, 496, 620, 640, 656, 820, 992, 1240, 1271, 1312, 1399, 1640, 1984, 2480, 2542, 2624, 2798, 3280, 3968, 4960, 5084, 5248, 5596, 6355, 6560, 6995, 9920, 10168, 11192, 12710, 13120, 13990, 19840, 20336, 22384, 25420, 26240, 27980, 40672, 43369, 44768, 50840, 55960, 57359, 81344, 86738, 89536, 101680, 111920, 114718, 162688, 173476, 179072, 203360, 216845, 223840, 229436, 286795, 346952, 406720, 433690, 447680, 458872, 573590, 693904, 813440, 867380, 895360, 917744, 1147180, 1387808, 1734760, 1778129, 1835488, 2294360, 2775616, 3469520, 3556258, 3670976, 4588720, 5551232, 6939040, 7112516, 7341952, 8890645, 9177440, 13878080, 14225032, 17781290, 18354880, 27756160, 28450064, 35562580, 36709760, 56900128, 71125160, 113800256, 142250320, 227600512, 284500640, 569001280, 1138002560]

約数ペア:

[(1, 1138002560), (2, 569001280), (4, 284500640), (5, 227600512), (8, 142250320), (10, 113800256), (16, 71125160), (20, 56900128), (31, 36709760), (32, 35562580), (40, 28450064), (41, 27756160), (62, 18354880), (64, 17781290), (80, 14225032), (82, 13878080), (124, 9177440), (128, 8890645), (155, 7341952), (160, 7112516), (164, 6939040), (205, 5551232), (248, 4588720), (310, 3670976), (320, 3556258), (328, 3469520), (410, 2775616), (496, 2294360), (620, 1835488), (640, 1778129), (656, 1734760), (820, 1387808), (992, 1147180), (1240, 917744), (1271, 895360), (1312, 867380), (1399, 813440), (1640, 693904), (1984, 573590), (2480, 458872), (2542, 447680), (2624, 433690), (2798, 406720), (3280, 346952), (3968, 286795), (4960, 229436), (5084, 223840), (5248, 216845), (5596, 203360), (6355, 179072), (6560, 173476), (6995, 162688), (9920, 114718), (10168, 111920), (11192, 101680), (12710, 89536), (13120, 86738), (13990, 81344), (19840, 57359), (20336, 55960), (22384, 50840), (25420, 44768), (26240, 43369), (27980, 40672)]