20613819720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{3037}}^1$

素因数の和:3312

約数の個数: 256

約数和(自身を含む): 70432992000

約数和(自身を除く): 49819172280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 229, 247, 260, 285, 312, 380, 390, 456, 458, 494, 520, 570, 687, 741, 760, 780, 916, 988, 1140, 1145, 1235, 1374, 1482, 1560, 1832, 1976, 2280, 2290, 2470, 2748, 2964, 2977, 3037, 3435, 3705, 4351, 4580, 4940, 5496, 5928, 5954, 6074, 6870, 7410, 8702, 8931, 9111, 9160, 9880, 11908, 12148, 13053, 13740, 14820, 14885, 15185, 17404, 17862, 18222, 21755, 23816, 24296, 26106, 27480, 29640, 29770, 30370, 34808, 35724, 36444, 39481, 43510, 44655, 45555, 52212, 56563, 57703, 59540, 60740, 65265, 71448, 72888, 78962, 87020, 89310, 91110, 104424, 113126, 115406, 118443, 119080, 121480, 130530, 157924, 169689, 173109, 174040, 178620, 182220, 197405, 226252, 230812, 236886, 261060, 282815, 288515, 315848, 339378, 346218, 357240, 364440, 394810, 452504, 461624, 473772, 522120, 565630, 577030, 592215, 678756, 692436, 695473, 750139, 789620, 848445, 865545, 947544, 1131260, 1154060, 1184430, 1357512, 1384872, 1390946, 1500278, 1579240, 1696890, 1731090, 2086419, 2250417, 2262520, 2308120, 2368860, 2781892, 3000556, 3393780, 3462180, 3477365, 3750695, 4172838, 4500834, 4737720, 5563784, 6001112, 6787560, 6924360, 6954730, 7501390, 8345676, 9001668, 9041149, 10432095, 11252085, 13213987, 13909460, 15002780, 16691352, 18003336, 18082298, 20864190, 22504170, 26427974, 27123447, 27818920, 30005560, 36164596, 39641961, 41728380, 45008340, 45205745, 52855948, 54246894, 66069935, 72329192, 79283922, 83456760, 90016680, 90411490, 105711896, 108493788, 132139870, 135617235, 158567844, 171781831, 180822980, 198209805, 216987576, 264279740, 271234470, 317135688, 343563662, 361645960, 396419610, 515345493, 528559480, 542468940, 687127324, 792839220, 858909155, 1030690986, 1084937880, 1374254648, 1585678440, 1717818310, 2061381972, 2576727465, 3435636620, 4122763944, 5153454930, 6871273240, 10306909860, 20613819720]

約数ペア:

[(1, 20613819720), (2, 10306909860), (3, 6871273240), (4, 5153454930), (5, 4122763944), (6, 3435636620), (8, 2576727465), (10, 2061381972), (12, 1717818310), (13, 1585678440), (15, 1374254648), (19, 1084937880), (20, 1030690986), (24, 858909155), (26, 792839220), (30, 687127324), (38, 542468940), (39, 528559480), (40, 515345493), (52, 396419610), (57, 361645960), (60, 343563662), (65, 317135688), (76, 271234470), (78, 264279740), (95, 216987576), (104, 198209805), (114, 180822980), (120, 171781831), (130, 158567844), (152, 135617235), (156, 132139870), (190, 108493788), (195, 105711896), (228, 90411490), (229, 90016680), (247, 83456760), (260, 79283922), (285, 72329192), (312, 66069935), (380, 54246894), (390, 52855948), (456, 45205745), (458, 45008340), (494, 41728380), (520, 39641961), (570, 36164596), (687, 30005560), (741, 27818920), (760, 27123447), (780, 26427974), (916, 22504170), (988, 20864190), (1140, 18082298), (1145, 18003336), (1235, 16691352), (1374, 15002780), (1482, 13909460), (1560, 13213987), (1832, 11252085), (1976, 10432095), (2280, 9041149), (2290, 9001668), (2470, 8345676), (2748, 7501390), (2964, 6954730), (2977, 6924360), (3037, 6787560), (3435, 6001112), (3705, 5563784), (4351, 4737720), (4580, 4500834), (4940, 4172838), (5496, 3750695), (5928, 3477365), (5954, 3462180), (6074, 3393780), (6870, 3000556), (7410, 2781892), (8702, 2368860), (8931, 2308120), (9111, 2262520), (9160, 2250417), (9880, 2086419), (11908, 1731090), (12148, 1696890), (13053, 1579240), (13740, 1500278), (14820, 1390946), (14885, 1384872), (15185, 1357512), (17404, 1184430), (17862, 1154060), (18222, 1131260), (21755, 947544), (23816, 865545), (24296, 848445), (26106, 789620), (27480, 750139), (29640, 695473), (29770, 692436), (30370, 678756), (34808, 592215), (35724, 577030), (36444, 565630), (39481, 522120), (43510, 473772), (44655, 461624), (45555, 452504), (52212, 394810), (56563, 364440), (57703, 357240), (59540, 346218), (60740, 339378), (65265, 315848), (71448, 288515), (72888, 282815), (78962, 261060), (87020, 236886), (89310, 230812), (91110, 226252), (104424, 197405), (113126, 182220), (115406, 178620), (118443, 174040), (119080, 173109), (121480, 169689), (130530, 157924)]