420565680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{15787}}^1$

素因数の和:15843

約数の個数: 120

約数和(自身を含む): 1450664592

約数和(自身を除く): 1030098912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1110, 1332, 1480, 1665, 1776, 2220, 2664, 2960, 3330, 4440, 5328, 6660, 8880, 13320, 15787, 26640, 31574, 47361, 63148, 78935, 94722, 126296, 142083, 157870, 189444, 236805, 252592, 284166, 315740, 378888, 473610, 568332, 584119, 631480, 710415, 757776, 947220, 1136664, 1168238, 1262960, 1420830, 1752357, 1894440, 2273328, 2336476, 2841660, 2920595, 3504714, 3788880, 4672952, 5257071, 5683320, 5841190, 7009428, 8761785, 9345904, 10514142, 11366640, 11682380, 14018856, 17523570, 21028284, 23364760, 26285355, 28037712, 35047140, 42056568, 46729520, 52570710, 70094280, 84113136, 105141420, 140188560, 210282840, 420565680]

約数ペア:

[(1, 420565680), (2, 210282840), (3, 140188560), (4, 105141420), (5, 84113136), (6, 70094280), (8, 52570710), (9, 46729520), (10, 42056568), (12, 35047140), (15, 28037712), (16, 26285355), (18, 23364760), (20, 21028284), (24, 17523570), (30, 14018856), (36, 11682380), (37, 11366640), (40, 10514142), (45, 9345904), (48, 8761785), (60, 7009428), (72, 5841190), (74, 5683320), (80, 5257071), (90, 4672952), (111, 3788880), (120, 3504714), (144, 2920595), (148, 2841660), (180, 2336476), (185, 2273328), (222, 1894440), (240, 1752357), (296, 1420830), (333, 1262960), (360, 1168238), (370, 1136664), (444, 947220), (555, 757776), (592, 710415), (666, 631480), (720, 584119), (740, 568332), (888, 473610), (1110, 378888), (1332, 315740), (1480, 284166), (1665, 252592), (1776, 236805), (2220, 189444), (2664, 157870), (2960, 142083), (3330, 126296), (4440, 94722), (5328, 78935), (6660, 63148), (8880, 47361), (13320, 31574), (15787, 26640)]