271375440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{991}}^1$

素因数の和:1177

約数の個数: 160

約数和(自身を含む): 968318976

約数和(自身を除く): 696943536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 163, 168, 210, 240, 280, 326, 336, 420, 489, 560, 652, 815, 840, 978, 991, 1141, 1304, 1630, 1680, 1956, 1982, 2282, 2445, 2608, 2973, 3260, 3423, 3912, 3964, 4564, 4890, 4955, 5705, 5946, 6520, 6846, 6937, 7824, 7928, 9128, 9780, 9910, 11410, 11892, 13040, 13692, 13874, 14865, 15856, 17115, 18256, 19560, 19820, 20811, 22820, 23784, 27384, 27748, 29730, 34230, 34685, 39120, 39640, 41622, 45640, 47568, 54768, 55496, 59460, 68460, 69370, 79280, 83244, 91280, 104055, 110992, 118920, 136920, 138740, 161533, 166488, 208110, 237840, 273840, 277480, 323066, 332976, 416220, 484599, 554960, 646132, 807665, 832440, 969198, 1130731, 1292264, 1615330, 1664880, 1938396, 2261462, 2422995, 2584528, 3230660, 3392193, 3876792, 4522924, 4845990, 5653655, 6461320, 6784386, 7753584, 9045848, 9691980, 11307310, 12922640, 13568772, 16960965, 18091696, 19383960, 22614620, 27137544, 33921930, 38767920, 45229240, 54275088, 67843860, 90458480, 135687720, 271375440]

約数ペア:

[(1, 271375440), (2, 135687720), (3, 90458480), (4, 67843860), (5, 54275088), (6, 45229240), (7, 38767920), (8, 33921930), (10, 27137544), (12, 22614620), (14, 19383960), (15, 18091696), (16, 16960965), (20, 13568772), (21, 12922640), (24, 11307310), (28, 9691980), (30, 9045848), (35, 7753584), (40, 6784386), (42, 6461320), (48, 5653655), (56, 4845990), (60, 4522924), (70, 3876792), (80, 3392193), (84, 3230660), (105, 2584528), (112, 2422995), (120, 2261462), (140, 1938396), (163, 1664880), (168, 1615330), (210, 1292264), (240, 1130731), (280, 969198), (326, 832440), (336, 807665), (420, 646132), (489, 554960), (560, 484599), (652, 416220), (815, 332976), (840, 323066), (978, 277480), (991, 273840), (1141, 237840), (1304, 208110), (1630, 166488), (1680, 161533), (1956, 138740), (1982, 136920), (2282, 118920), (2445, 110992), (2608, 104055), (2973, 91280), (3260, 83244), (3423, 79280), (3912, 69370), (3964, 68460), (4564, 59460), (4890, 55496), (4955, 54768), (5705, 47568), (5946, 45640), (6520, 41622), (6846, 39640), (6937, 39120), (7824, 34685), (7928, 34230), (9128, 29730), (9780, 27748), (9910, 27384), (11410, 23784), (11892, 22820), (13040, 20811), (13692, 19820), (13874, 19560), (14865, 18256), (15856, 17115)]