820990560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3209}}^1$

素因数の和:3281

約数の個数: 192

約数和(自身を含む): 2853869760

約数和(自身を除く): 2032879200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 41, 48, 52, 60, 65, 78, 80, 82, 96, 104, 120, 123, 130, 156, 160, 164, 195, 205, 208, 240, 246, 260, 312, 328, 390, 410, 416, 480, 492, 520, 533, 615, 624, 656, 780, 820, 984, 1040, 1066, 1230, 1248, 1312, 1560, 1599, 1640, 1968, 2080, 2132, 2460, 2665, 3120, 3198, 3209, 3280, 3936, 4264, 4920, 5330, 6240, 6396, 6418, 6560, 7995, 8528, 9627, 9840, 10660, 12792, 12836, 15990, 16045, 17056, 19254, 19680, 21320, 25584, 25672, 31980, 32090, 38508, 41717, 42640, 48135, 51168, 51344, 63960, 64180, 77016, 83434, 85280, 96270, 102688, 125151, 127920, 128360, 131569, 154032, 166868, 192540, 208585, 250302, 255840, 256720, 263138, 308064, 333736, 385080, 394707, 417170, 500604, 513440, 526276, 625755, 657845, 667472, 770160, 789414, 834340, 1001208, 1052552, 1251510, 1315690, 1334944, 1540320, 1578828, 1668680, 1710397, 1973535, 2002416, 2105104, 2503020, 2631380, 3157656, 3337360, 3420794, 3947070, 4004832, 4210208, 5006040, 5131191, 5262760, 6315312, 6674720, 6841588, 7894140, 8551985, 10012080, 10262382, 10525520, 12630624, 13683176, 15788280, 17103970, 20024160, 20524764, 21051040, 25655955, 27366352, 31576560, 34207940, 41049528, 51311910, 54732704, 63153120, 68415880, 82099056, 102623820, 136831760, 164198112, 205247640, 273663520, 410495280, 820990560]

約数ペア:

[(1, 820990560), (2, 410495280), (3, 273663520), (4, 205247640), (5, 164198112), (6, 136831760), (8, 102623820), (10, 82099056), (12, 68415880), (13, 63153120), (15, 54732704), (16, 51311910), (20, 41049528), (24, 34207940), (26, 31576560), (30, 27366352), (32, 25655955), (39, 21051040), (40, 20524764), (41, 20024160), (48, 17103970), (52, 15788280), (60, 13683176), (65, 12630624), (78, 10525520), (80, 10262382), (82, 10012080), (96, 8551985), (104, 7894140), (120, 6841588), (123, 6674720), (130, 6315312), (156, 5262760), (160, 5131191), (164, 5006040), (195, 4210208), (205, 4004832), (208, 3947070), (240, 3420794), (246, 3337360), (260, 3157656), (312, 2631380), (328, 2503020), (390, 2105104), (410, 2002416), (416, 1973535), (480, 1710397), (492, 1668680), (520, 1578828), (533, 1540320), (615, 1334944), (624, 1315690), (656, 1251510), (780, 1052552), (820, 1001208), (984, 834340), (1040, 789414), (1066, 770160), (1230, 667472), (1248, 657845), (1312, 625755), (1560, 526276), (1599, 513440), (1640, 500604), (1968, 417170), (2080, 394707), (2132, 385080), (2460, 333736), (2665, 308064), (3120, 263138), (3198, 256720), (3209, 255840), (3280, 250302), (3936, 208585), (4264, 192540), (4920, 166868), (5330, 154032), (6240, 131569), (6396, 128360), (6418, 127920), (6560, 125151), (7995, 102688), (8528, 96270), (9627, 85280), (9840, 83434), (10660, 77016), (12792, 64180), (12836, 63960), (15990, 51344), (16045, 51168), (17056, 48135), (19254, 42640), (19680, 41717), (21320, 38508), (25584, 32090), (25672, 31980)]