81215330520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{868799}}^1$

素因数の和:868873

約数の個数: 128

約数和(自身を含む): 262725120000

約数和(自身を除く): 181509789480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 152, 164, 190, 205, 228, 246, 285, 328, 380, 410, 456, 492, 570, 615, 760, 779, 820, 984, 1140, 1230, 1558, 1640, 2280, 2337, 2460, 3116, 3895, 4674, 4920, 6232, 7790, 9348, 11685, 15580, 18696, 23370, 31160, 46740, 93480, 868799, 1737598, 2606397, 3475196, 4343995, 5212794, 6950392, 8687990, 10425588, 13031985, 16507181, 17375980, 20851176, 26063970, 33014362, 34751960, 35620759, 49521543, 52127940, 66028724, 71241518, 82535905, 99043086, 104255880, 106862277, 132057448, 142483036, 165071810, 178103795, 198086172, 213724554, 247607715, 284966072, 330143620, 356207590, 396172344, 427449108, 495215430, 534311385, 660287240, 676794421, 712415180, 854898216, 990430860, 1068622770, 1353588842, 1424830360, 1980861720, 2030383263, 2137245540, 2707177684, 3383972105, 4060766526, 4274491080, 5414355368, 6767944210, 8121533052, 10151916315, 13535888420, 16243066104, 20303832630, 27071776840, 40607665260, 81215330520]

約数ペア:

[(1, 81215330520), (2, 40607665260), (3, 27071776840), (4, 20303832630), (5, 16243066104), (6, 13535888420), (8, 10151916315), (10, 8121533052), (12, 6767944210), (15, 5414355368), (19, 4274491080), (20, 4060766526), (24, 3383972105), (30, 2707177684), (38, 2137245540), (40, 2030383263), (41, 1980861720), (57, 1424830360), (60, 1353588842), (76, 1068622770), (82, 990430860), (95, 854898216), (114, 712415180), (120, 676794421), (123, 660287240), (152, 534311385), (164, 495215430), (190, 427449108), (205, 396172344), (228, 356207590), (246, 330143620), (285, 284966072), (328, 247607715), (380, 213724554), (410, 198086172), (456, 178103795), (492, 165071810), (570, 142483036), (615, 132057448), (760, 106862277), (779, 104255880), (820, 99043086), (984, 82535905), (1140, 71241518), (1230, 66028724), (1558, 52127940), (1640, 49521543), (2280, 35620759), (2337, 34751960), (2460, 33014362), (3116, 26063970), (3895, 20851176), (4674, 17375980), (4920, 16507181), (6232, 13031985), (7790, 10425588), (9348, 8687990), (11685, 6950392), (15580, 5212794), (18696, 4343995), (23370, 3475196), (31160, 2606397), (46740, 1737598), (93480, 868799)]