84718920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4937}}^1$

素因数の和:4975

約数の個数: 128

約数和(自身を含む): 298650240

約数和(自身を除く): 213931320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 4937, 5720, 8580, 9874, 14811, 17160, 19748, 24685, 29622, 39496, 49370, 54307, 59244, 64181, 74055, 98740, 108614, 118488, 128362, 148110, 162921, 192543, 197480, 217228, 256724, 271535, 296220, 320905, 325842, 385086, 434456, 513448, 543070, 592440, 641810, 651684, 705991, 770172, 814605, 962715, 1086140, 1283620, 1303368, 1411982, 1540344, 1629210, 1925430, 2117973, 2172280, 2567240, 2823964, 3258420, 3529955, 3850860, 4235946, 5647928, 6516840, 7059910, 7701720, 8471892, 10589865, 14119820, 16943784, 21179730, 28239640, 42359460, 84718920]

約数ペア:

[(1, 84718920), (2, 42359460), (3, 28239640), (4, 21179730), (5, 16943784), (6, 14119820), (8, 10589865), (10, 8471892), (11, 7701720), (12, 7059910), (13, 6516840), (15, 5647928), (20, 4235946), (22, 3850860), (24, 3529955), (26, 3258420), (30, 2823964), (33, 2567240), (39, 2172280), (40, 2117973), (44, 1925430), (52, 1629210), (55, 1540344), (60, 1411982), (65, 1303368), (66, 1283620), (78, 1086140), (88, 962715), (104, 814605), (110, 770172), (120, 705991), (130, 651684), (132, 641810), (143, 592440), (156, 543070), (165, 513448), (195, 434456), (220, 385086), (260, 325842), (264, 320905), (286, 296220), (312, 271535), (330, 256724), (390, 217228), (429, 197480), (440, 192543), (520, 162921), (572, 148110), (660, 128362), (715, 118488), (780, 108614), (858, 98740), (1144, 74055), (1320, 64181), (1430, 59244), (1560, 54307), (1716, 49370), (2145, 39496), (2860, 29622), (3432, 24685), (4290, 19748), (4937, 17160), (5720, 14811), (8580, 9874)]