82571720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:148

約数の個数: 256

約数和(自身を含む): 261273600

約数和(自身を除く): 178701880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 19, 20, 22, 28, 34, 35, 38, 40, 44, 55, 56, 68, 70, 76, 77, 83, 85, 88, 95, 110, 119, 133, 136, 140, 152, 154, 166, 170, 187, 190, 209, 220, 238, 266, 280, 308, 323, 332, 340, 374, 380, 385, 415, 418, 440, 476, 532, 581, 595, 616, 646, 664, 665, 680, 748, 760, 770, 830, 836, 913, 935, 952, 1045, 1064, 1162, 1190, 1292, 1309, 1330, 1411, 1463, 1496, 1540, 1577, 1615, 1660, 1672, 1826, 1870, 2090, 2261, 2324, 2380, 2584, 2618, 2660, 2822, 2905, 2926, 3080, 3154, 3230, 3320, 3553, 3652, 3740, 4180, 4522, 4565, 4648, 4760, 5236, 5320, 5644, 5810, 5852, 6308, 6391, 6460, 6545, 7055, 7106, 7304, 7315, 7480, 7885, 8360, 9044, 9130, 9877, 10472, 11039, 11288, 11305, 11620, 11704, 12616, 12782, 12920, 13090, 14110, 14212, 14630, 15521, 15770, 17347, 17765, 18088, 18260, 19754, 22078, 22610, 23240, 24871, 25564, 26180, 26809, 28220, 28424, 29260, 31042, 31540, 31955, 34694, 35530, 36520, 39508, 44156, 45220, 49385, 49742, 51128, 52360, 53618, 55195, 56440, 58520, 62084, 63080, 63910, 69388, 71060, 77605, 79016, 86735, 88312, 90440, 98770, 99484, 107236, 108647, 110390, 121429, 124168, 124355, 127820, 134045, 138776, 142120, 155210, 173470, 187663, 197540, 198968, 214472, 217294, 220780, 242858, 248710, 255640, 268090, 294899, 310420, 346940, 375326, 395080, 434588, 441560, 485716, 497420, 536180, 543235, 589798, 607145, 620840, 693880, 750652, 869176, 938315, 971432, 994840, 1072360, 1086470, 1179596, 1214290, 1474495, 1501304, 1876630, 2064293, 2172940, 2359192, 2428580, 2948990, 3753260, 4128586, 4345880, 4857160, 5897980, 7506520, 8257172, 10321465, 11795960, 16514344, 20642930, 41285860, 82571720]

約数ペア:

[(1, 82571720), (2, 41285860), (4, 20642930), (5, 16514344), (7, 11795960), (8, 10321465), (10, 8257172), (11, 7506520), (14, 5897980), (17, 4857160), (19, 4345880), (20, 4128586), (22, 3753260), (28, 2948990), (34, 2428580), (35, 2359192), (38, 2172940), (40, 2064293), (44, 1876630), (55, 1501304), (56, 1474495), (68, 1214290), (70, 1179596), (76, 1086470), (77, 1072360), (83, 994840), (85, 971432), (88, 938315), (95, 869176), (110, 750652), (119, 693880), (133, 620840), (136, 607145), (140, 589798), (152, 543235), (154, 536180), (166, 497420), (170, 485716), (187, 441560), (190, 434588), (209, 395080), (220, 375326), (238, 346940), (266, 310420), (280, 294899), (308, 268090), (323, 255640), (332, 248710), (340, 242858), (374, 220780), (380, 217294), (385, 214472), (415, 198968), (418, 197540), (440, 187663), (476, 173470), (532, 155210), (581, 142120), (595, 138776), (616, 134045), (646, 127820), (664, 124355), (665, 124168), (680, 121429), (748, 110390), (760, 108647), (770, 107236), (830, 99484), (836, 98770), (913, 90440), (935, 88312), (952, 86735), (1045, 79016), (1064, 77605), (1162, 71060), (1190, 69388), (1292, 63910), (1309, 63080), (1330, 62084), (1411, 58520), (1463, 56440), (1496, 55195), (1540, 53618), (1577, 52360), (1615, 51128), (1660, 49742), (1672, 49385), (1826, 45220), (1870, 44156), (2090, 39508), (2261, 36520), (2324, 35530), (2380, 34694), (2584, 31955), (2618, 31540), (2660, 31042), (2822, 29260), (2905, 28424), (2926, 28220), (3080, 26809), (3154, 26180), (3230, 25564), (3320, 24871), (3553, 23240), (3652, 22610), (3740, 22078), (4180, 19754), (4522, 18260), (4565, 18088), (4648, 17765), (4760, 17347), (5236, 15770), (5320, 15521), (5644, 14630), (5810, 14212), (5852, 14110), (6308, 13090), (6391, 12920), (6460, 12782), (6545, 12616), (7055, 11704), (7106, 11620), (7304, 11305), (7315, 11288), (7480, 11039), (7885, 10472), (8360, 9877), (9044, 9130)]