349135640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 256

約数和(自身を含む): 1022976000

約数和(自身を除く): 673840360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 29, 31, 35, 38, 40, 56, 58, 62, 70, 73, 76, 95, 116, 124, 133, 140, 145, 146, 152, 155, 190, 203, 217, 232, 248, 266, 280, 290, 292, 310, 365, 380, 406, 434, 511, 532, 551, 580, 584, 589, 620, 665, 730, 760, 812, 868, 899, 1015, 1022, 1064, 1085, 1102, 1160, 1178, 1240, 1330, 1387, 1460, 1624, 1736, 1798, 2030, 2044, 2117, 2170, 2204, 2263, 2356, 2555, 2660, 2755, 2774, 2920, 2945, 3596, 3857, 4060, 4088, 4123, 4234, 4340, 4408, 4495, 4526, 4712, 5110, 5320, 5510, 5548, 5890, 6293, 6935, 7192, 7714, 8120, 8246, 8468, 8680, 8990, 9052, 9709, 10220, 10585, 11020, 11096, 11315, 11780, 12586, 13870, 14819, 15428, 15841, 16492, 16936, 17081, 17980, 18104, 19285, 19418, 20440, 20615, 21170, 22040, 22630, 23560, 25172, 27740, 29638, 30856, 31465, 31682, 32984, 34162, 35960, 38570, 38836, 40223, 41230, 42340, 42997, 45260, 48545, 50344, 55480, 59276, 62930, 63364, 65627, 68324, 74095, 77140, 77672, 79205, 80446, 82460, 84680, 85405, 85994, 90520, 97090, 118552, 119567, 125860, 126728, 131254, 136648, 148190, 154280, 158410, 160892, 164920, 170810, 171988, 194180, 201115, 214985, 239134, 251720, 262508, 281561, 296380, 300979, 316820, 321784, 328135, 341620, 343976, 388360, 402230, 429970, 459389, 478268, 525016, 563122, 592760, 597835, 601958, 633640, 656270, 683240, 804460, 859940, 918778, 956536, 1126244, 1195670, 1203916, 1246913, 1312540, 1407805, 1504895, 1608920, 1719880, 1837556, 2252488, 2296945, 2391340, 2407832, 2493826, 2625080, 2815610, 3009790, 3675112, 4593890, 4782680, 4987652, 5631220, 6019580, 6234565, 8728391, 9187780, 9975304, 11262440, 12039160, 12469130, 17456782, 18375560, 24938260, 34913564, 43641955, 49876520, 69827128, 87283910, 174567820, 349135640]

約数ペア:

[(1, 349135640), (2, 174567820), (4, 87283910), (5, 69827128), (7, 49876520), (8, 43641955), (10, 34913564), (14, 24938260), (19, 18375560), (20, 17456782), (28, 12469130), (29, 12039160), (31, 11262440), (35, 9975304), (38, 9187780), (40, 8728391), (56, 6234565), (58, 6019580), (62, 5631220), (70, 4987652), (73, 4782680), (76, 4593890), (95, 3675112), (116, 3009790), (124, 2815610), (133, 2625080), (140, 2493826), (145, 2407832), (146, 2391340), (152, 2296945), (155, 2252488), (190, 1837556), (203, 1719880), (217, 1608920), (232, 1504895), (248, 1407805), (266, 1312540), (280, 1246913), (290, 1203916), (292, 1195670), (310, 1126244), (365, 956536), (380, 918778), (406, 859940), (434, 804460), (511, 683240), (532, 656270), (551, 633640), (580, 601958), (584, 597835), (589, 592760), (620, 563122), (665, 525016), (730, 478268), (760, 459389), (812, 429970), (868, 402230), (899, 388360), (1015, 343976), (1022, 341620), (1064, 328135), (1085, 321784), (1102, 316820), (1160, 300979), (1178, 296380), (1240, 281561), (1330, 262508), (1387, 251720), (1460, 239134), (1624, 214985), (1736, 201115), (1798, 194180), (2030, 171988), (2044, 170810), (2117, 164920), (2170, 160892), (2204, 158410), (2263, 154280), (2356, 148190), (2555, 136648), (2660, 131254), (2755, 126728), (2774, 125860), (2920, 119567), (2945, 118552), (3596, 97090), (3857, 90520), (4060, 85994), (4088, 85405), (4123, 84680), (4234, 82460), (4340, 80446), (4408, 79205), (4495, 77672), (4526, 77140), (4712, 74095), (5110, 68324), (5320, 65627), (5510, 63364), (5548, 62930), (5890, 59276), (6293, 55480), (6935, 50344), (7192, 48545), (7714, 45260), (8120, 42997), (8246, 42340), (8468, 41230), (8680, 40223), (8990, 38836), (9052, 38570), (9709, 35960), (10220, 34162), (10585, 32984), (11020, 31682), (11096, 31465), (11315, 30856), (11780, 29638), (12586, 27740), (13870, 25172), (14819, 23560), (15428, 22630), (15841, 22040), (16492, 21170), (16936, 20615), (17081, 20440), (17980, 19418), (18104, 19285)]