181161960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11351}}^1$

素因数の和:11391

約数の個数: 128

約数和(自身を含む): 653875200

約数和(自身を除く): 472713240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 11351, 15960, 22702, 34053, 45404, 56755, 68106, 79457, 90808, 113510, 136212, 158914, 170265, 215669, 227020, 238371, 272424, 317828, 340530, 397285, 431338, 454040, 476742, 635656, 647007, 681060, 794570, 862676, 953484, 1078345, 1191855, 1294014, 1362120, 1509683, 1589140, 1725352, 1906968, 2156690, 2383710, 2588028, 3019366, 3178280, 3235035, 4313380, 4529049, 4767420, 5176056, 6038732, 6470070, 7548415, 8626760, 9058098, 9534840, 12077464, 12940140, 15096830, 18116196, 22645245, 25880280, 30193660, 36232392, 45290490, 60387320, 90580980, 181161960]

約数ペア:

[(1, 181161960), (2, 90580980), (3, 60387320), (4, 45290490), (5, 36232392), (6, 30193660), (7, 25880280), (8, 22645245), (10, 18116196), (12, 15096830), (14, 12940140), (15, 12077464), (19, 9534840), (20, 9058098), (21, 8626760), (24, 7548415), (28, 6470070), (30, 6038732), (35, 5176056), (38, 4767420), (40, 4529049), (42, 4313380), (56, 3235035), (57, 3178280), (60, 3019366), (70, 2588028), (76, 2383710), (84, 2156690), (95, 1906968), (105, 1725352), (114, 1589140), (120, 1509683), (133, 1362120), (140, 1294014), (152, 1191855), (168, 1078345), (190, 953484), (210, 862676), (228, 794570), (266, 681060), (280, 647007), (285, 635656), (380, 476742), (399, 454040), (420, 431338), (456, 397285), (532, 340530), (570, 317828), (665, 272424), (760, 238371), (798, 227020), (840, 215669), (1064, 170265), (1140, 158914), (1330, 136212), (1596, 113510), (1995, 90808), (2280, 79457), (2660, 68106), (3192, 56755), (3990, 45404), (5320, 34053), (7980, 22702), (11351, 15960)]