3388840

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 128

約数和(自身を含む): 10080000

約数和(自身を除く): 6691160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 49, 52, 56, 65, 70, 76, 91, 95, 98, 104, 130, 133, 140, 152, 182, 190, 196, 245, 247, 260, 266, 280, 343, 364, 380, 392, 455, 490, 494, 520, 532, 637, 665, 686, 728, 760, 910, 931, 980, 988, 1064, 1235, 1274, 1330, 1372, 1715, 1729, 1820, 1862, 1960, 1976, 2470, 2548, 2660, 2744, 3185, 3430, 3458, 3640, 3724, 4459, 4655, 4940, 5096, 5320, 6370, 6517, 6860, 6916, 7448, 8645, 8918, 9310, 9880, 12103, 12740, 13034, 13720, 13832, 17290, 17836, 18620, 22295, 24206, 25480, 26068, 32585, 34580, 35672, 37240, 44590, 48412, 52136, 60515, 65170, 69160, 84721, 89180, 96824, 121030, 130340, 169442, 178360, 242060, 260680, 338884, 423605, 484120, 677768, 847210, 1694420, 3388840]

約数ペア:

[(1, 3388840), (2, 1694420), (4, 847210), (5, 677768), (7, 484120), (8, 423605), (10, 338884), (13, 260680), (14, 242060), (19, 178360), (20, 169442), (26, 130340), (28, 121030), (35, 96824), (38, 89180), (40, 84721), (49, 69160), (52, 65170), (56, 60515), (65, 52136), (70, 48412), (76, 44590), (91, 37240), (95, 35672), (98, 34580), (104, 32585), (130, 26068), (133, 25480), (140, 24206), (152, 22295), (182, 18620), (190, 17836), (196, 17290), (245, 13832), (247, 13720), (260, 13034), (266, 12740), (280, 12103), (343, 9880), (364, 9310), (380, 8918), (392, 8645), (455, 7448), (490, 6916), (494, 6860), (520, 6517), (532, 6370), (637, 5320), (665, 5096), (686, 4940), (728, 4655), (760, 4459), (910, 3724), (931, 3640), (980, 3458), (988, 3430), (1064, 3185), (1235, 2744), (1274, 2660), (1330, 2548), (1372, 2470), (1715, 1976), (1729, 1960), (1820, 1862)]