388511840

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 1020418560

約数和(自身を除く): 631906720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 37, 40, 58, 62, 73, 74, 80, 116, 124, 145, 146, 148, 155, 160, 185, 232, 248, 290, 292, 296, 310, 365, 370, 464, 496, 580, 584, 592, 620, 730, 740, 899, 928, 992, 1073, 1147, 1160, 1168, 1184, 1240, 1460, 1480, 1798, 2117, 2146, 2263, 2294, 2320, 2336, 2480, 2701, 2920, 2960, 3596, 4234, 4292, 4495, 4526, 4588, 4640, 4960, 5365, 5402, 5735, 5840, 5920, 7192, 8468, 8584, 8990, 9052, 9176, 10585, 10730, 10804, 11315, 11470, 11680, 13505, 14384, 16936, 17168, 17980, 18104, 18352, 21170, 21460, 21608, 22630, 22940, 27010, 28768, 33263, 33872, 34336, 35960, 36208, 36704, 42340, 42920, 43216, 45260, 45880, 54020, 65627, 66526, 67744, 71920, 72416, 78329, 83731, 84680, 85840, 86432, 90520, 91760, 108040, 131254, 133052, 143840, 156658, 166315, 167462, 169360, 171680, 181040, 183520, 216080, 262508, 266104, 313316, 328135, 332630, 334924, 338720, 362080, 391645, 418655, 432160, 525016, 532208, 626632, 656270, 665260, 669848, 783290, 837310, 1050032, 1064416, 1253264, 1312540, 1330520, 1339696, 1566580, 1674620, 2100064, 2428199, 2506528, 2625080, 2661040, 2679392, 3133160, 3349240, 4856398, 5250160, 5322080, 6266320, 6698480, 9712796, 10500320, 12140995, 12532640, 13396960, 19425592, 24281990, 38851184, 48563980, 77702368, 97127960, 194255920, 388511840]

約数ペア:

[(1, 388511840), (2, 194255920), (4, 97127960), (5, 77702368), (8, 48563980), (10, 38851184), (16, 24281990), (20, 19425592), (29, 13396960), (31, 12532640), (32, 12140995), (37, 10500320), (40, 9712796), (58, 6698480), (62, 6266320), (73, 5322080), (74, 5250160), (80, 4856398), (116, 3349240), (124, 3133160), (145, 2679392), (146, 2661040), (148, 2625080), (155, 2506528), (160, 2428199), (185, 2100064), (232, 1674620), (248, 1566580), (290, 1339696), (292, 1330520), (296, 1312540), (310, 1253264), (365, 1064416), (370, 1050032), (464, 837310), (496, 783290), (580, 669848), (584, 665260), (592, 656270), (620, 626632), (730, 532208), (740, 525016), (899, 432160), (928, 418655), (992, 391645), (1073, 362080), (1147, 338720), (1160, 334924), (1168, 332630), (1184, 328135), (1240, 313316), (1460, 266104), (1480, 262508), (1798, 216080), (2117, 183520), (2146, 181040), (2263, 171680), (2294, 169360), (2320, 167462), (2336, 166315), (2480, 156658), (2701, 143840), (2920, 133052), (2960, 131254), (3596, 108040), (4234, 91760), (4292, 90520), (4495, 86432), (4526, 85840), (4588, 84680), (4640, 83731), (4960, 78329), (5365, 72416), (5402, 71920), (5735, 67744), (5840, 66526), (5920, 65627), (7192, 54020), (8468, 45880), (8584, 45260), (8990, 43216), (9052, 42920), (9176, 42340), (10585, 36704), (10730, 36208), (10804, 35960), (11315, 34336), (11470, 33872), (11680, 33263), (13505, 28768), (14384, 27010), (16936, 22940), (17168, 22630), (17980, 21608), (18104, 21460), (18352, 21170)]