220977720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{283}}^1$

素因数の和:547

約数の個数: 160

約数和(自身を含む): 748447920

約数和(自身を除く): 527470200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 241, 270, 283, 324, 360, 405, 482, 540, 566, 648, 723, 810, 849, 964, 1080, 1132, 1205, 1415, 1446, 1620, 1698, 1928, 2169, 2264, 2410, 2547, 2830, 2892, 3240, 3396, 3615, 4245, 4338, 4820, 5094, 5660, 5784, 6507, 6792, 7230, 7641, 8490, 8676, 9640, 10188, 10845, 11320, 12735, 13014, 14460, 15282, 16980, 17352, 19521, 20376, 21690, 22923, 25470, 26028, 28920, 30564, 32535, 33960, 38205, 39042, 43380, 45846, 50940, 52056, 61128, 65070, 68203, 76410, 78084, 86760, 91692, 97605, 101880, 114615, 130140, 136406, 152820, 156168, 183384, 195210, 204609, 229230, 260280, 272812, 305640, 341015, 390420, 409218, 458460, 545624, 613827, 682030, 780840, 818436, 916920, 1023045, 1227654, 1364060, 1636872, 1841481, 2046090, 2455308, 2728120, 3069135, 3682962, 4092180, 4910616, 5524443, 6138270, 7365924, 8184360, 9207405, 11048886, 12276540, 14731848, 18414810, 22097772, 24553080, 27622215, 36829620, 44195544, 55244430, 73659240, 110488860, 220977720]

約数ペア:

[(1, 220977720), (2, 110488860), (3, 73659240), (4, 55244430), (5, 44195544), (6, 36829620), (8, 27622215), (9, 24553080), (10, 22097772), (12, 18414810), (15, 14731848), (18, 12276540), (20, 11048886), (24, 9207405), (27, 8184360), (30, 7365924), (36, 6138270), (40, 5524443), (45, 4910616), (54, 4092180), (60, 3682962), (72, 3069135), (81, 2728120), (90, 2455308), (108, 2046090), (120, 1841481), (135, 1636872), (162, 1364060), (180, 1227654), (216, 1023045), (241, 916920), (270, 818436), (283, 780840), (324, 682030), (360, 613827), (405, 545624), (482, 458460), (540, 409218), (566, 390420), (648, 341015), (723, 305640), (810, 272812), (849, 260280), (964, 229230), (1080, 204609), (1132, 195210), (1205, 183384), (1415, 156168), (1446, 152820), (1620, 136406), (1698, 130140), (1928, 114615), (2169, 101880), (2264, 97605), (2410, 91692), (2547, 86760), (2830, 78084), (2892, 76410), (3240, 68203), (3396, 65070), (3615, 61128), (4245, 52056), (4338, 50940), (4820, 45846), (5094, 43380), (5660, 39042), (5784, 38205), (6507, 33960), (6792, 32535), (7230, 30564), (7641, 28920), (8490, 26028), (8676, 25470), (9640, 22923), (10188, 21690), (10845, 20376), (11320, 19521), (12735, 17352), (13014, 16980), (14460, 15282)]