405136680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7019}}^1$

素因数の和:7083

約数の個数: 128

約数和(自身を含む): 1344470400

約数和(自身を除く): 939333720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 481, 520, 555, 740, 780, 888, 962, 1110, 1443, 1480, 1560, 1924, 2220, 2405, 2886, 3848, 4440, 4810, 5772, 7019, 7215, 9620, 11544, 14038, 14430, 19240, 21057, 28076, 28860, 35095, 42114, 56152, 57720, 70190, 84228, 91247, 105285, 140380, 168456, 182494, 210570, 259703, 273741, 280760, 364988, 421140, 456235, 519406, 547482, 729976, 779109, 842280, 912470, 1038812, 1094964, 1298515, 1368705, 1558218, 1824940, 2077624, 2189928, 2597030, 2737410, 3116436, 3376139, 3649880, 3895545, 5194060, 5474820, 6232872, 6752278, 7791090, 10128417, 10388120, 10949640, 13504556, 15582180, 16880695, 20256834, 27009112, 31164360, 33761390, 40513668, 50642085, 67522780, 81027336, 101284170, 135045560, 202568340, 405136680]

約数ペア:

[(1, 405136680), (2, 202568340), (3, 135045560), (4, 101284170), (5, 81027336), (6, 67522780), (8, 50642085), (10, 40513668), (12, 33761390), (13, 31164360), (15, 27009112), (20, 20256834), (24, 16880695), (26, 15582180), (30, 13504556), (37, 10949640), (39, 10388120), (40, 10128417), (52, 7791090), (60, 6752278), (65, 6232872), (74, 5474820), (78, 5194060), (104, 3895545), (111, 3649880), (120, 3376139), (130, 3116436), (148, 2737410), (156, 2597030), (185, 2189928), (195, 2077624), (222, 1824940), (260, 1558218), (296, 1368705), (312, 1298515), (370, 1094964), (390, 1038812), (444, 912470), (481, 842280), (520, 779109), (555, 729976), (740, 547482), (780, 519406), (888, 456235), (962, 421140), (1110, 364988), (1443, 280760), (1480, 273741), (1560, 259703), (1924, 210570), (2220, 182494), (2405, 168456), (2886, 140380), (3848, 105285), (4440, 91247), (4810, 84228), (5772, 70190), (7019, 57720), (7215, 56152), (9620, 42114), (11544, 35095), (14038, 28860), (14430, 28076), (19240, 21057)]