431447380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 1179763200

約数和(自身を除く): 748315820

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 43, 52, 65, 70, 74, 86, 91, 130, 140, 148, 149, 172, 182, 185, 215, 259, 260, 298, 301, 364, 370, 430, 455, 481, 518, 559, 596, 602, 740, 745, 860, 910, 962, 1036, 1043, 1118, 1204, 1295, 1490, 1505, 1591, 1820, 1924, 1937, 2086, 2236, 2405, 2590, 2795, 2980, 3010, 3182, 3367, 3874, 3913, 4172, 4810, 5180, 5215, 5513, 5590, 6020, 6364, 6407, 6734, 7748, 7826, 7955, 9620, 9685, 10430, 11026, 11137, 11180, 12814, 13468, 13559, 15652, 15910, 16835, 19370, 19565, 20683, 20860, 22052, 22274, 25628, 27118, 27565, 31820, 32035, 33670, 38591, 38740, 39130, 41366, 44548, 44849, 54236, 55130, 55685, 64070, 67340, 67795, 71669, 77182, 78260, 82732, 83291, 89698, 103415, 110260, 111370, 128140, 135590, 143338, 144781, 154364, 166582, 179396, 192955, 206830, 222740, 224245, 237059, 271180, 286676, 289562, 333164, 358345, 385910, 413660, 416455, 448490, 474118, 501683, 579124, 583037, 716690, 723905, 771820, 832910, 896980, 948236, 1003366, 1166074, 1185295, 1433380, 1447810, 1659413, 1665820, 2006732, 2332148, 2370590, 2508415, 2895620, 2915185, 3081767, 3318826, 4741180, 5016830, 5830370, 6163534, 6637652, 8297065, 10033660, 11660740, 12327068, 15408835, 16594130, 21572369, 30817670, 33188260, 43144738, 61635340, 86289476, 107861845, 215723690, 431447380]

約数ペア:

[(1, 431447380), (2, 215723690), (4, 107861845), (5, 86289476), (7, 61635340), (10, 43144738), (13, 33188260), (14, 30817670), (20, 21572369), (26, 16594130), (28, 15408835), (35, 12327068), (37, 11660740), (43, 10033660), (52, 8297065), (65, 6637652), (70, 6163534), (74, 5830370), (86, 5016830), (91, 4741180), (130, 3318826), (140, 3081767), (148, 2915185), (149, 2895620), (172, 2508415), (182, 2370590), (185, 2332148), (215, 2006732), (259, 1665820), (260, 1659413), (298, 1447810), (301, 1433380), (364, 1185295), (370, 1166074), (430, 1003366), (455, 948236), (481, 896980), (518, 832910), (559, 771820), (596, 723905), (602, 716690), (740, 583037), (745, 579124), (860, 501683), (910, 474118), (962, 448490), (1036, 416455), (1043, 413660), (1118, 385910), (1204, 358345), (1295, 333164), (1490, 289562), (1505, 286676), (1591, 271180), (1820, 237059), (1924, 224245), (1937, 222740), (2086, 206830), (2236, 192955), (2405, 179396), (2590, 166582), (2795, 154364), (2980, 144781), (3010, 143338), (3182, 135590), (3367, 128140), (3874, 111370), (3913, 110260), (4172, 103415), (4810, 89698), (5180, 83291), (5215, 82732), (5513, 78260), (5590, 77182), (6020, 71669), (6364, 67795), (6407, 67340), (6734, 64070), (7748, 55685), (7826, 55130), (7955, 54236), (9620, 44849), (9685, 44548), (10430, 41366), (11026, 39130), (11137, 38740), (11180, 38591), (12814, 33670), (13468, 32035), (13559, 31820), (15652, 27565), (15910, 27118), (16835, 25628), (19370, 22274), (19565, 22052), (20683, 20860)]