513816320

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:638

約数の個数: 144

約数和(自身を含む): 1328044032

約数和(自身を除く): 814227712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 128, 155, 160, 184, 230, 248, 256, 310, 320, 368, 460, 496, 563, 620, 640, 713, 736, 920, 992, 1126, 1240, 1280, 1426, 1472, 1840, 1984, 2252, 2480, 2815, 2852, 2944, 3565, 3680, 3968, 4504, 4960, 5630, 5704, 5888, 7130, 7360, 7936, 9008, 9920, 11260, 11408, 12949, 14260, 14720, 17453, 18016, 19840, 22520, 22816, 25898, 28520, 29440, 34906, 36032, 39680, 45040, 45632, 51796, 57040, 64745, 69812, 72064, 87265, 90080, 91264, 103592, 114080, 129490, 139624, 144128, 174530, 180160, 182528, 207184, 228160, 258980, 279248, 349060, 360320, 401419, 414368, 456320, 517960, 558496, 698120, 720640, 802838, 828736, 912640, 1035920, 1116992, 1396240, 1605676, 1657472, 2007095, 2071840, 2233984, 2792480, 3211352, 3314944, 4014190, 4143680, 4467968, 5584960, 6422704, 8028380, 8287360, 11169920, 12845408, 16056760, 16574720, 22339840, 25690816, 32113520, 51381632, 64227040, 102763264, 128454080, 256908160, 513816320]

約数ペア:

[(1, 513816320), (2, 256908160), (4, 128454080), (5, 102763264), (8, 64227040), (10, 51381632), (16, 32113520), (20, 25690816), (23, 22339840), (31, 16574720), (32, 16056760), (40, 12845408), (46, 11169920), (62, 8287360), (64, 8028380), (80, 6422704), (92, 5584960), (115, 4467968), (124, 4143680), (128, 4014190), (155, 3314944), (160, 3211352), (184, 2792480), (230, 2233984), (248, 2071840), (256, 2007095), (310, 1657472), (320, 1605676), (368, 1396240), (460, 1116992), (496, 1035920), (563, 912640), (620, 828736), (640, 802838), (713, 720640), (736, 698120), (920, 558496), (992, 517960), (1126, 456320), (1240, 414368), (1280, 401419), (1426, 360320), (1472, 349060), (1840, 279248), (1984, 258980), (2252, 228160), (2480, 207184), (2815, 182528), (2852, 180160), (2944, 174530), (3565, 144128), (3680, 139624), (3968, 129490), (4504, 114080), (4960, 103592), (5630, 91264), (5704, 90080), (5888, 87265), (7130, 72064), (7360, 69812), (7936, 64745), (9008, 57040), (9920, 51796), (11260, 45632), (11408, 45040), (12949, 39680), (14260, 36032), (14720, 34906), (17453, 29440), (18016, 28520), (19840, 25898), (22520, 22816)]