18066720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 68705280

約数和(自身を除く): 50638560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 283, 285, 304, 336, 380, 399, 420, 456, 480, 532, 560, 566, 570, 608, 665, 672, 760, 798, 840, 849, 912, 1064, 1120, 1132, 1140, 1330, 1415, 1520, 1596, 1680, 1698, 1824, 1981, 1995, 2128, 2264, 2280, 2660, 2830, 3040, 3192, 3360, 3396, 3962, 3990, 4245, 4256, 4528, 4560, 5320, 5377, 5660, 5943, 6384, 6792, 7924, 7980, 8490, 9056, 9120, 9905, 10640, 10754, 11320, 11886, 12768, 13584, 15848, 15960, 16131, 16980, 19810, 21280, 21508, 22640, 23772, 26885, 27168, 29715, 31696, 31920, 32262, 33960, 37639, 39620, 43016, 45280, 47544, 53770, 59430, 63392, 63840, 64524, 67920, 75278, 79240, 80655, 86032, 95088, 107540, 112917, 118860, 129048, 135840, 150556, 158480, 161310, 172064, 188195, 190176, 215080, 225834, 237720, 258096, 301112, 316960, 322620, 376390, 430160, 451668, 475440, 516192, 564585, 602224, 645240, 752780, 860320, 903336, 950880, 1129170, 1204448, 1290480, 1505560, 1806672, 2258340, 2580960, 3011120, 3613344, 4516680, 6022240, 9033360, 18066720]

約数ペア:

[(1, 18066720), (2, 9033360), (3, 6022240), (4, 4516680), (5, 3613344), (6, 3011120), (7, 2580960), (8, 2258340), (10, 1806672), (12, 1505560), (14, 1290480), (15, 1204448), (16, 1129170), (19, 950880), (20, 903336), (21, 860320), (24, 752780), (28, 645240), (30, 602224), (32, 564585), (35, 516192), (38, 475440), (40, 451668), (42, 430160), (48, 376390), (56, 322620), (57, 316960), (60, 301112), (70, 258096), (76, 237720), (80, 225834), (84, 215080), (95, 190176), (96, 188195), (105, 172064), (112, 161310), (114, 158480), (120, 150556), (133, 135840), (140, 129048), (152, 118860), (160, 112917), (168, 107540), (190, 95088), (210, 86032), (224, 80655), (228, 79240), (240, 75278), (266, 67920), (280, 64524), (283, 63840), (285, 63392), (304, 59430), (336, 53770), (380, 47544), (399, 45280), (420, 43016), (456, 39620), (480, 37639), (532, 33960), (560, 32262), (566, 31920), (570, 31696), (608, 29715), (665, 27168), (672, 26885), (760, 23772), (798, 22640), (840, 21508), (849, 21280), (912, 19810), (1064, 16980), (1120, 16131), (1132, 15960), (1140, 15848), (1330, 13584), (1415, 12768), (1520, 11886), (1596, 11320), (1680, 10754), (1698, 10640), (1824, 9905), (1981, 9120), (1995, 9056), (2128, 8490), (2264, 7980), (2280, 7924), (2660, 6792), (2830, 6384), (3040, 5943), (3192, 5660), (3360, 5377), (3396, 5320), (3962, 4560), (3990, 4528), (4245, 4256)]