1279481760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4909}}^1$

素因数の和:5111

約数の個数: 144

約数和(自身を含む): 4391248680

約数和(自身を除く): 3111766920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 181, 240, 288, 360, 362, 480, 543, 720, 724, 905, 1086, 1440, 1448, 1629, 1810, 2172, 2715, 2896, 3258, 3620, 4344, 4909, 5430, 5792, 6516, 7240, 8145, 8688, 9818, 10860, 13032, 14480, 14727, 16290, 17376, 19636, 21720, 24545, 26064, 28960, 29454, 32580, 39272, 43440, 44181, 49090, 52128, 58908, 65160, 73635, 78544, 86880, 88362, 98180, 117816, 130320, 147270, 157088, 176724, 196360, 220905, 235632, 260640, 294540, 353448, 392720, 441810, 471264, 589080, 706896, 785440, 883620, 888529, 1178160, 1413792, 1767240, 1777058, 2356320, 2665587, 3534480, 3554116, 4442645, 5331174, 7068960, 7108232, 7996761, 8885290, 10662348, 13327935, 14216464, 15993522, 17770580, 21324696, 26655870, 28432928, 31987044, 35541160, 39983805, 42649392, 53311740, 63974088, 71082320, 79967610, 85298784, 106623480, 127948176, 142164640, 159935220, 213246960, 255896352, 319870440, 426493920, 639740880, 1279481760]

約数ペア:

[(1, 1279481760), (2, 639740880), (3, 426493920), (4, 319870440), (5, 255896352), (6, 213246960), (8, 159935220), (9, 142164640), (10, 127948176), (12, 106623480), (15, 85298784), (16, 79967610), (18, 71082320), (20, 63974088), (24, 53311740), (30, 42649392), (32, 39983805), (36, 35541160), (40, 31987044), (45, 28432928), (48, 26655870), (60, 21324696), (72, 17770580), (80, 15993522), (90, 14216464), (96, 13327935), (120, 10662348), (144, 8885290), (160, 7996761), (180, 7108232), (181, 7068960), (240, 5331174), (288, 4442645), (360, 3554116), (362, 3534480), (480, 2665587), (543, 2356320), (720, 1777058), (724, 1767240), (905, 1413792), (1086, 1178160), (1440, 888529), (1448, 883620), (1629, 785440), (1810, 706896), (2172, 589080), (2715, 471264), (2896, 441810), (3258, 392720), (3620, 353448), (4344, 294540), (4909, 260640), (5430, 235632), (5792, 220905), (6516, 196360), (7240, 176724), (8145, 157088), (8688, 147270), (9818, 130320), (10860, 117816), (13032, 98180), (14480, 88362), (14727, 86880), (16290, 78544), (17376, 73635), (19636, 65160), (21720, 58908), (24545, 52128), (26064, 49090), (28960, 44181), (29454, 43440), (32580, 39272)]