381737440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 288

約数和(自身を含む): 1147970880

約数和(自身を除く): 766233440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 29, 32, 35, 40, 46, 49, 56, 58, 70, 73, 80, 92, 98, 112, 115, 116, 140, 145, 146, 160, 161, 184, 196, 203, 224, 230, 232, 245, 280, 290, 292, 322, 365, 368, 392, 406, 460, 464, 490, 511, 560, 580, 584, 644, 667, 730, 736, 784, 805, 812, 920, 928, 980, 1015, 1022, 1120, 1127, 1160, 1168, 1288, 1334, 1421, 1460, 1568, 1610, 1624, 1679, 1840, 1960, 2030, 2044, 2117, 2254, 2320, 2336, 2555, 2576, 2668, 2842, 2920, 3220, 3248, 3335, 3358, 3577, 3680, 3920, 4060, 4088, 4234, 4508, 4640, 4669, 5110, 5152, 5336, 5635, 5684, 5840, 6440, 6496, 6670, 6716, 7105, 7154, 7840, 8120, 8176, 8395, 8468, 9016, 9338, 10220, 10585, 10672, 11270, 11368, 11680, 11753, 12880, 13340, 13432, 14210, 14308, 14819, 16240, 16352, 16790, 16936, 17885, 18032, 18676, 20440, 21170, 21344, 22540, 22736, 23345, 23506, 25760, 26680, 26864, 28420, 28616, 29638, 32480, 32683, 33580, 33872, 35770, 36064, 37352, 40880, 42340, 45080, 45472, 46690, 47012, 48691, 53360, 53728, 56840, 57232, 58765, 59276, 65366, 67160, 67744, 71540, 74095, 74704, 81760, 82271, 84680, 90160, 93380, 94024, 97382, 103733, 106720, 113680, 114464, 117530, 118552, 130732, 134320, 143080, 148190, 149408, 163415, 164542, 169360, 180320, 186760, 188048, 194764, 207466, 227360, 235060, 237104, 243455, 261464, 268640, 286160, 296380, 326830, 329084, 338720, 340837, 373520, 376096, 389528, 411355, 414932, 470120, 474208, 486910, 518665, 522928, 572320, 592760, 653660, 658168, 681674, 747040, 779056, 822710, 829864, 940240, 973820, 1037330, 1045856, 1185520, 1307320, 1316336, 1363348, 1558112, 1645420, 1659728, 1704185, 1880480, 1947640, 2074660, 2371040, 2385859, 2614640, 2632672, 2726696, 3290840, 3319456, 3408370, 3895280, 4149320, 4771718, 5229280, 5453392, 6581680, 6816740, 7790560, 8298640, 9543436, 10906784, 11929295, 13163360, 13633480, 16597280, 19086872, 23858590, 27266960, 38173744, 47717180, 54533920, 76347488, 95434360, 190868720, 381737440]

約数ペア:

[(1, 381737440), (2, 190868720), (4, 95434360), (5, 76347488), (7, 54533920), (8, 47717180), (10, 38173744), (14, 27266960), (16, 23858590), (20, 19086872), (23, 16597280), (28, 13633480), (29, 13163360), (32, 11929295), (35, 10906784), (40, 9543436), (46, 8298640), (49, 7790560), (56, 6816740), (58, 6581680), (70, 5453392), (73, 5229280), (80, 4771718), (92, 4149320), (98, 3895280), (112, 3408370), (115, 3319456), (116, 3290840), (140, 2726696), (145, 2632672), (146, 2614640), (160, 2385859), (161, 2371040), (184, 2074660), (196, 1947640), (203, 1880480), (224, 1704185), (230, 1659728), (232, 1645420), (245, 1558112), (280, 1363348), (290, 1316336), (292, 1307320), (322, 1185520), (365, 1045856), (368, 1037330), (392, 973820), (406, 940240), (460, 829864), (464, 822710), (490, 779056), (511, 747040), (560, 681674), (580, 658168), (584, 653660), (644, 592760), (667, 572320), (730, 522928), (736, 518665), (784, 486910), (805, 474208), (812, 470120), (920, 414932), (928, 411355), (980, 389528), (1015, 376096), (1022, 373520), (1120, 340837), (1127, 338720), (1160, 329084), (1168, 326830), (1288, 296380), (1334, 286160), (1421, 268640), (1460, 261464), (1568, 243455), (1610, 237104), (1624, 235060), (1679, 227360), (1840, 207466), (1960, 194764), (2030, 188048), (2044, 186760), (2117, 180320), (2254, 169360), (2320, 164542), (2336, 163415), (2555, 149408), (2576, 148190), (2668, 143080), (2842, 134320), (2920, 130732), (3220, 118552), (3248, 117530), (3335, 114464), (3358, 113680), (3577, 106720), (3680, 103733), (3920, 97382), (4060, 94024), (4088, 93380), (4234, 90160), (4508, 84680), (4640, 82271), (4669, 81760), (5110, 74704), (5152, 74095), (5336, 71540), (5635, 67744), (5684, 67160), (5840, 65366), (6440, 59276), (6496, 58765), (6670, 57232), (6716, 56840), (7105, 53728), (7154, 53360), (7840, 48691), (8120, 47012), (8176, 46690), (8395, 45472), (8468, 45080), (9016, 42340), (9338, 40880), (10220, 37352), (10585, 36064), (10672, 35770), (11270, 33872), (11368, 33580), (11680, 32683), (11753, 32480), (12880, 29638), (13340, 28616), (13432, 28420), (14210, 26864), (14308, 26680), (14819, 25760), (16240, 23506), (16352, 23345), (16790, 22736), (16936, 22540), (17885, 21344), (18032, 21170), (18676, 20440)]