220791480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20219}}^1$

素因数の和:20253

約数の個数: 128

約数和(自身を含む): 815270400

約数和(自身を除く): 594478920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 20219, 40438, 60657, 80876, 101095, 121314, 141533, 161752, 202190, 242628, 262847, 283066, 303285, 404380, 424599, 485256, 525694, 566132, 606570, 707665, 788541, 808760, 849198, 1051388, 1132264, 1213140, 1314235, 1415330, 1577082, 1698396, 1839929, 2102776, 2122995, 2426280, 2628470, 2830660, 3154164, 3396792, 3679858, 3942705, 4245990, 5256940, 5519787, 5661320, 6308328, 7359716, 7885410, 8491980, 9199645, 10513880, 11039574, 14719432, 15770820, 16983960, 18399290, 22079148, 27598935, 31541640, 36798580, 44158296, 55197870, 73597160, 110395740, 220791480]

約数ペア:

[(1, 220791480), (2, 110395740), (3, 73597160), (4, 55197870), (5, 44158296), (6, 36798580), (7, 31541640), (8, 27598935), (10, 22079148), (12, 18399290), (13, 16983960), (14, 15770820), (15, 14719432), (20, 11039574), (21, 10513880), (24, 9199645), (26, 8491980), (28, 7885410), (30, 7359716), (35, 6308328), (39, 5661320), (40, 5519787), (42, 5256940), (52, 4245990), (56, 3942705), (60, 3679858), (65, 3396792), (70, 3154164), (78, 2830660), (84, 2628470), (91, 2426280), (104, 2122995), (105, 2102776), (120, 1839929), (130, 1698396), (140, 1577082), (156, 1415330), (168, 1314235), (182, 1213140), (195, 1132264), (210, 1051388), (260, 849198), (273, 808760), (280, 788541), (312, 707665), (364, 606570), (390, 566132), (420, 525694), (455, 485256), (520, 424599), (546, 404380), (728, 303285), (780, 283066), (840, 262847), (910, 242628), (1092, 202190), (1365, 161752), (1560, 141533), (1820, 121314), (2184, 101095), (2730, 80876), (3640, 60657), (5460, 40438), (10920, 20219)]