289018880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2971}}^1$

素因数の和:3015

約数の個数: 88

約数和(自身を含む): 730042080

約数和(自身を除く): 441023200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1024, 1216, 1280, 1520, 2432, 2560, 2971, 3040, 4864, 5120, 5942, 6080, 9728, 11884, 12160, 14855, 19456, 23768, 24320, 29710, 47536, 48640, 56449, 59420, 95072, 97280, 112898, 118840, 190144, 225796, 237680, 282245, 380288, 451592, 475360, 564490, 760576, 903184, 950720, 1128980, 1521152, 1806368, 1901440, 2257960, 3042304, 3612736, 3802880, 4515920, 7225472, 7605760, 9031840, 14450944, 15211520, 18063680, 28901888, 36127360, 57803776, 72254720, 144509440, 289018880]

約数ペア:

[(1, 289018880), (2, 144509440), (4, 72254720), (5, 57803776), (8, 36127360), (10, 28901888), (16, 18063680), (19, 15211520), (20, 14450944), (32, 9031840), (38, 7605760), (40, 7225472), (64, 4515920), (76, 3802880), (80, 3612736), (95, 3042304), (128, 2257960), (152, 1901440), (160, 1806368), (190, 1521152), (256, 1128980), (304, 950720), (320, 903184), (380, 760576), (512, 564490), (608, 475360), (640, 451592), (760, 380288), (1024, 282245), (1216, 237680), (1280, 225796), (1520, 190144), (2432, 118840), (2560, 112898), (2971, 97280), (3040, 95072), (4864, 59420), (5120, 56449), (5942, 48640), (6080, 47536), (9728, 29710), (11884, 24320), (12160, 23768), (14855, 19456)]