486372640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:475

約数の個数: 192

約数和(自身を含む): 1347978240

約数和(自身を除く): 861605600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 130, 152, 155, 160, 190, 208, 247, 248, 260, 304, 310, 380, 397, 403, 416, 494, 496, 520, 589, 608, 620, 760, 794, 806, 988, 992, 1040, 1178, 1235, 1240, 1520, 1588, 1612, 1976, 1985, 2015, 2080, 2356, 2470, 2480, 2945, 3040, 3176, 3224, 3952, 3970, 4030, 4712, 4940, 4960, 5161, 5890, 6352, 6448, 7543, 7657, 7904, 7940, 8060, 9424, 9880, 10322, 11780, 12307, 12704, 12896, 15086, 15314, 15880, 16120, 18848, 19760, 20644, 23560, 24614, 25805, 30172, 30628, 31760, 32240, 37715, 38285, 39520, 41288, 47120, 49228, 51610, 60344, 61256, 61535, 63520, 64480, 75430, 76570, 82576, 94240, 98059, 98456, 103220, 120688, 122512, 123070, 150860, 153140, 159991, 165152, 196118, 196912, 206440, 233833, 241376, 245024, 246140, 301720, 306280, 319982, 392236, 393824, 412880, 467666, 490295, 492280, 603440, 612560, 639964, 784472, 799955, 825760, 935332, 980590, 984560, 1169165, 1206880, 1225120, 1279928, 1568944, 1599910, 1870664, 1961180, 1969120, 2338330, 2559856, 3039829, 3137888, 3199820, 3741328, 3922360, 4676660, 5119712, 6079658, 6399640, 7482656, 7844720, 9353320, 12159316, 12799280, 15199145, 15689440, 18706640, 24318632, 25598560, 30398290, 37413280, 48637264, 60796580, 97274528, 121593160, 243186320, 486372640]

約数ペア:

[(1, 486372640), (2, 243186320), (4, 121593160), (5, 97274528), (8, 60796580), (10, 48637264), (13, 37413280), (16, 30398290), (19, 25598560), (20, 24318632), (26, 18706640), (31, 15689440), (32, 15199145), (38, 12799280), (40, 12159316), (52, 9353320), (62, 7844720), (65, 7482656), (76, 6399640), (80, 6079658), (95, 5119712), (104, 4676660), (124, 3922360), (130, 3741328), (152, 3199820), (155, 3137888), (160, 3039829), (190, 2559856), (208, 2338330), (247, 1969120), (248, 1961180), (260, 1870664), (304, 1599910), (310, 1568944), (380, 1279928), (397, 1225120), (403, 1206880), (416, 1169165), (494, 984560), (496, 980590), (520, 935332), (589, 825760), (608, 799955), (620, 784472), (760, 639964), (794, 612560), (806, 603440), (988, 492280), (992, 490295), (1040, 467666), (1178, 412880), (1235, 393824), (1240, 392236), (1520, 319982), (1588, 306280), (1612, 301720), (1976, 246140), (1985, 245024), (2015, 241376), (2080, 233833), (2356, 206440), (2470, 196912), (2480, 196118), (2945, 165152), (3040, 159991), (3176, 153140), (3224, 150860), (3952, 123070), (3970, 122512), (4030, 120688), (4712, 103220), (4940, 98456), (4960, 98059), (5161, 94240), (5890, 82576), (6352, 76570), (6448, 75430), (7543, 64480), (7657, 63520), (7904, 61535), (7940, 61256), (8060, 60344), (9424, 51610), (9880, 49228), (10322, 47120), (11780, 41288), (12307, 39520), (12704, 38285), (12896, 37715), (15086, 32240), (15314, 31760), (15880, 30628), (16120, 30172), (18848, 25805), (19760, 24614), (20644, 23560)]