15449720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 128

約数和(自身を含む): 42517440

約数和(自身を除く): 27067720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 37, 40, 44, 52, 55, 65, 73, 74, 88, 104, 110, 130, 143, 146, 148, 185, 220, 260, 286, 292, 296, 365, 370, 407, 440, 481, 520, 572, 584, 715, 730, 740, 803, 814, 949, 962, 1144, 1430, 1460, 1480, 1606, 1628, 1898, 1924, 2035, 2405, 2701, 2860, 2920, 3212, 3256, 3796, 3848, 4015, 4070, 4745, 4810, 5291, 5402, 5720, 6424, 7592, 8030, 8140, 9490, 9620, 10439, 10582, 10804, 13505, 16060, 16280, 18980, 19240, 20878, 21164, 21608, 26455, 27010, 29711, 32120, 35113, 37960, 41756, 42328, 52195, 52910, 54020, 59422, 70226, 83512, 104390, 105820, 108040, 118844, 140452, 148555, 175565, 208780, 211640, 237688, 280904, 297110, 351130, 386243, 417560, 594220, 702260, 772486, 1188440, 1404520, 1544972, 1931215, 3089944, 3862430, 7724860, 15449720]

約数ペア:

[(1, 15449720), (2, 7724860), (4, 3862430), (5, 3089944), (8, 1931215), (10, 1544972), (11, 1404520), (13, 1188440), (20, 772486), (22, 702260), (26, 594220), (37, 417560), (40, 386243), (44, 351130), (52, 297110), (55, 280904), (65, 237688), (73, 211640), (74, 208780), (88, 175565), (104, 148555), (110, 140452), (130, 118844), (143, 108040), (146, 105820), (148, 104390), (185, 83512), (220, 70226), (260, 59422), (286, 54020), (292, 52910), (296, 52195), (365, 42328), (370, 41756), (407, 37960), (440, 35113), (481, 32120), (520, 29711), (572, 27010), (584, 26455), (715, 21608), (730, 21164), (740, 20878), (803, 19240), (814, 18980), (949, 16280), (962, 16060), (1144, 13505), (1430, 10804), (1460, 10582), (1480, 10439), (1606, 9620), (1628, 9490), (1898, 8140), (1924, 8030), (2035, 7592), (2405, 6424), (2701, 5720), (2860, 5402), (2920, 5291), (3212, 4810), (3256, 4745), (3796, 4070), (3848, 4015)]