78211187820

素因数分解:

$2^2\times 3^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3257}}^1$

素因数の和:3354

約数の個数: 240

約数和(自身を含む): 250476655968

約数和(自身を除く): 172265468148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 243, 244, 270, 305, 324, 366, 405, 486, 540, 549, 610, 729, 732, 810, 915, 972, 1098, 1215, 1220, 1458, 1620, 1647, 1830, 2187, 2196, 2430, 2745, 2916, 3257, 3294, 3645, 3660, 4374, 4860, 4941, 5490, 6514, 6561, 6588, 7290, 8235, 8748, 9771, 9882, 10935, 10980, 13028, 13122, 14580, 14823, 16285, 16470, 19542, 19683, 19764, 21870, 24705, 26244, 29313, 29646, 32570, 32805, 32940, 39084, 39366, 43740, 44469, 48855, 49410, 58626, 59292, 65140, 65610, 74115, 78732, 87939, 88938, 97710, 98415, 98820, 117252, 131220, 133407, 146565, 148230, 175878, 177876, 195420, 196830, 198677, 222345, 263817, 266814, 293130, 296460, 351756, 393660, 397354, 400221, 439695, 444690, 527634, 533628, 586260, 596031, 667035, 791451, 794708, 800442, 879390, 889380, 993385, 1055268, 1192062, 1200663, 1319085, 1334070, 1582902, 1600884, 1758780, 1788093, 1986770, 2001105, 2374353, 2384124, 2401326, 2638170, 2668140, 2980155, 3165804, 3576186, 3957255, 3973540, 4002210, 4748706, 4802652, 5276340, 5364279, 5960310, 6003315, 7123059, 7152372, 7914510, 8004420, 8940465, 9497412, 10728558, 11871765, 11920620, 12006630, 14246118, 15829020, 16092837, 17880930, 21369177, 21457116, 23743530, 24013260, 26821395, 28492236, 32185674, 35615295, 35761860, 42738354, 47487060, 48278511, 53642790, 64107531, 64371348, 71230590, 80464185, 85476708, 96557022, 106845885, 107285580, 128215062, 142461180, 144835533, 160928370, 193114044, 213691770, 241392555, 256430124, 289671066, 320537655, 321856740, 427383540, 434506599, 482785110, 579342132, 641075310, 724177665, 869013198, 965570220, 1282150620, 1303519797, 1448355330, 1738026396, 2172532995, 2607039594, 2896710660, 3910559391, 4345065990, 5214079188, 6517598985, 7821118782, 8690131980, 13035197970, 15642237564, 19552796955, 26070395940, 39105593910, 78211187820]

約数ペア:

[(1, 78211187820), (2, 39105593910), (3, 26070395940), (4, 19552796955), (5, 15642237564), (6, 13035197970), (9, 8690131980), (10, 7821118782), (12, 6517598985), (15, 5214079188), (18, 4345065990), (20, 3910559391), (27, 2896710660), (30, 2607039594), (36, 2172532995), (45, 1738026396), (54, 1448355330), (60, 1303519797), (61, 1282150620), (81, 965570220), (90, 869013198), (108, 724177665), (122, 641075310), (135, 579342132), (162, 482785110), (180, 434506599), (183, 427383540), (243, 321856740), (244, 320537655), (270, 289671066), (305, 256430124), (324, 241392555), (366, 213691770), (405, 193114044), (486, 160928370), (540, 144835533), (549, 142461180), (610, 128215062), (729, 107285580), (732, 106845885), (810, 96557022), (915, 85476708), (972, 80464185), (1098, 71230590), (1215, 64371348), (1220, 64107531), (1458, 53642790), (1620, 48278511), (1647, 47487060), (1830, 42738354), (2187, 35761860), (2196, 35615295), (2430, 32185674), (2745, 28492236), (2916, 26821395), (3257, 24013260), (3294, 23743530), (3645, 21457116), (3660, 21369177), (4374, 17880930), (4860, 16092837), (4941, 15829020), (5490, 14246118), (6514, 12006630), (6561, 11920620), (6588, 11871765), (7290, 10728558), (8235, 9497412), (8748, 8940465), (9771, 8004420), (9882, 7914510), (10935, 7152372), (10980, 7123059), (13028, 6003315), (13122, 5960310), (14580, 5364279), (14823, 5276340), (16285, 4802652), (16470, 4748706), (19542, 4002210), (19683, 3973540), (19764, 3957255), (21870, 3576186), (24705, 3165804), (26244, 2980155), (29313, 2668140), (29646, 2638170), (32570, 2401326), (32805, 2384124), (32940, 2374353), (39084, 2001105), (39366, 1986770), (43740, 1788093), (44469, 1758780), (48855, 1600884), (49410, 1582902), (58626, 1334070), (59292, 1319085), (65140, 1200663), (65610, 1192062), (74115, 1055268), (78732, 993385), (87939, 889380), (88938, 879390), (97710, 800442), (98415, 794708), (98820, 791451), (117252, 667035), (131220, 596031), (133407, 586260), (146565, 533628), (148230, 527634), (175878, 444690), (177876, 439695), (195420, 400221), (196830, 397354), (198677, 393660), (222345, 351756), (263817, 296460), (266814, 293130)]