289505880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1481}}^1$

素因数の和:1682

約数の個数: 128

約数和(自身を含む): 971006400

約数和(自身を除く): 681500520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 181, 216, 270, 360, 362, 540, 543, 724, 905, 1080, 1086, 1448, 1481, 1629, 1810, 2172, 2715, 2962, 3258, 3620, 4344, 4443, 4887, 5430, 5924, 6516, 7240, 7405, 8145, 8886, 9774, 10860, 11848, 13032, 13329, 14810, 16290, 17772, 19548, 21720, 22215, 24435, 26658, 29620, 32580, 35544, 39096, 39987, 44430, 48870, 53316, 59240, 65160, 66645, 79974, 88860, 97740, 106632, 133290, 159948, 177720, 195480, 199935, 266580, 268061, 319896, 399870, 533160, 536122, 799740, 804183, 1072244, 1340305, 1599480, 1608366, 2144488, 2412549, 2680610, 3216732, 4020915, 4825098, 5361220, 6433464, 7237647, 8041830, 9650196, 10722440, 12062745, 14475294, 16083660, 19300392, 24125490, 28950588, 32167320, 36188235, 48250980, 57901176, 72376470, 96501960, 144752940, 289505880]

約数ペア:

[(1, 289505880), (2, 144752940), (3, 96501960), (4, 72376470), (5, 57901176), (6, 48250980), (8, 36188235), (9, 32167320), (10, 28950588), (12, 24125490), (15, 19300392), (18, 16083660), (20, 14475294), (24, 12062745), (27, 10722440), (30, 9650196), (36, 8041830), (40, 7237647), (45, 6433464), (54, 5361220), (60, 4825098), (72, 4020915), (90, 3216732), (108, 2680610), (120, 2412549), (135, 2144488), (180, 1608366), (181, 1599480), (216, 1340305), (270, 1072244), (360, 804183), (362, 799740), (540, 536122), (543, 533160), (724, 399870), (905, 319896), (1080, 268061), (1086, 266580), (1448, 199935), (1481, 195480), (1629, 177720), (1810, 159948), (2172, 133290), (2715, 106632), (2962, 97740), (3258, 88860), (3620, 79974), (4344, 66645), (4443, 65160), (4887, 59240), (5430, 53316), (5924, 48870), (6516, 44430), (7240, 39987), (7405, 39096), (8145, 35544), (8886, 32580), (9774, 29620), (10860, 26658), (11848, 24435), (13032, 22215), (13329, 21720), (14810, 19548), (16290, 17772)]