220196472

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:517

約数の個数: 128

約数和(自身を含む): 615782400

約数和(自身を除く): 395585928

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 37, 38, 57, 62, 74, 76, 93, 111, 114, 124, 148, 152, 186, 222, 228, 248, 296, 372, 421, 444, 456, 589, 703, 744, 842, 888, 1147, 1178, 1263, 1406, 1684, 1767, 2109, 2294, 2356, 2526, 2812, 3368, 3441, 3534, 4218, 4588, 4712, 5052, 5624, 6882, 7068, 7999, 8436, 9176, 10104, 13051, 13764, 14136, 15577, 15998, 16872, 21793, 23997, 26102, 27528, 31154, 31996, 39153, 43586, 46731, 47994, 52204, 62308, 63992, 65379, 78306, 87172, 93462, 95988, 104408, 124616, 130758, 156612, 174344, 186924, 191976, 247969, 261516, 295963, 313224, 373848, 482887, 495938, 523032, 591926, 743907, 887889, 965774, 991876, 1183852, 1448661, 1487814, 1775778, 1931548, 1983752, 2367704, 2897322, 2975628, 3551556, 3863096, 5794644, 5951256, 7103112, 9174853, 11589288, 18349706, 27524559, 36699412, 55049118, 73398824, 110098236, 220196472]

約数ペア:

[(1, 220196472), (2, 110098236), (3, 73398824), (4, 55049118), (6, 36699412), (8, 27524559), (12, 18349706), (19, 11589288), (24, 9174853), (31, 7103112), (37, 5951256), (38, 5794644), (57, 3863096), (62, 3551556), (74, 2975628), (76, 2897322), (93, 2367704), (111, 1983752), (114, 1931548), (124, 1775778), (148, 1487814), (152, 1448661), (186, 1183852), (222, 991876), (228, 965774), (248, 887889), (296, 743907), (372, 591926), (421, 523032), (444, 495938), (456, 482887), (589, 373848), (703, 313224), (744, 295963), (842, 261516), (888, 247969), (1147, 191976), (1178, 186924), (1263, 174344), (1406, 156612), (1684, 130758), (1767, 124616), (2109, 104408), (2294, 95988), (2356, 93462), (2526, 87172), (2812, 78306), (3368, 65379), (3441, 63992), (3534, 62308), (4218, 52204), (4588, 47994), (4712, 46731), (5052, 43586), (5624, 39153), (6882, 31996), (7068, 31154), (7999, 27528), (8436, 26102), (9176, 23997), (10104, 21793), (13051, 16872), (13764, 15998), (14136, 15577)]