1980190476

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1109}}^1$

素因数の和:1306

約数の個数: 144

約数和(自身を含む): 5701812480

約数和(自身を除く): 3721622004

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 167, 198, 243, 297, 324, 334, 396, 486, 501, 594, 668, 891, 972, 1002, 1109, 1188, 1503, 1782, 1837, 2004, 2218, 2673, 3006, 3327, 3564, 3674, 4436, 4509, 5346, 5511, 6012, 6654, 7348, 9018, 9981, 10692, 11022, 12199, 13308, 13527, 16533, 18036, 19962, 22044, 24398, 27054, 29943, 33066, 36597, 39924, 40581, 48796, 49599, 54108, 59886, 66132, 73194, 81162, 89829, 99198, 109791, 119772, 146388, 148797, 162324, 179658, 185203, 198396, 219582, 269487, 297594, 329373, 359316, 370406, 439164, 446391, 538974, 555609, 595188, 658746, 740812, 892782, 988119, 1077948, 1111218, 1317492, 1666827, 1785564, 1976238, 2037233, 2222436, 2964357, 3333654, 3952476, 4074466, 5000481, 5928714, 6111699, 6667308, 8148932, 10000962, 11857428, 12223398, 15001443, 18335097, 20001924, 24446796, 30002886, 36670194, 45004329, 55005291, 60005772, 73340388, 90008658, 110010582, 165015873, 180017316, 220021164, 330031746, 495047619, 660063492, 990095238, 1980190476]

約数ペア:

[(1, 1980190476), (2, 990095238), (3, 660063492), (4, 495047619), (6, 330031746), (9, 220021164), (11, 180017316), (12, 165015873), (18, 110010582), (22, 90008658), (27, 73340388), (33, 60005772), (36, 55005291), (44, 45004329), (54, 36670194), (66, 30002886), (81, 24446796), (99, 20001924), (108, 18335097), (132, 15001443), (162, 12223398), (167, 11857428), (198, 10000962), (243, 8148932), (297, 6667308), (324, 6111699), (334, 5928714), (396, 5000481), (486, 4074466), (501, 3952476), (594, 3333654), (668, 2964357), (891, 2222436), (972, 2037233), (1002, 1976238), (1109, 1785564), (1188, 1666827), (1503, 1317492), (1782, 1111218), (1837, 1077948), (2004, 988119), (2218, 892782), (2673, 740812), (3006, 658746), (3327, 595188), (3564, 555609), (3674, 538974), (4436, 446391), (4509, 439164), (5346, 370406), (5511, 359316), (6012, 329373), (6654, 297594), (7348, 269487), (9018, 219582), (9981, 198396), (10692, 185203), (11022, 179658), (12199, 162324), (13308, 148797), (13527, 146388), (16533, 119772), (18036, 109791), (19962, 99198), (22044, 89829), (24398, 81162), (27054, 73194), (29943, 66132), (33066, 59886), (36597, 54108), (39924, 49599), (40581, 48796)]