80961660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:657

約数の個数: 192

約数和(自身を含む): 286003200

約数和(自身を除く): 205041540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 90, 95, 108, 114, 117, 130, 135, 156, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 342, 351, 380, 390, 468, 494, 513, 540, 570, 585, 607, 684, 702, 741, 780, 855, 988, 1026, 1140, 1170, 1214, 1235, 1404, 1482, 1710, 1755, 1821, 2052, 2223, 2340, 2428, 2470, 2565, 2964, 3035, 3420, 3510, 3642, 3705, 4446, 4940, 5130, 5463, 6070, 6669, 7020, 7284, 7410, 7891, 8892, 9105, 10260, 10926, 11115, 11533, 12140, 13338, 14820, 15782, 16389, 18210, 21852, 22230, 23066, 23673, 26676, 27315, 31564, 32778, 33345, 34599, 36420, 39455, 44460, 46132, 47346, 54630, 57665, 65556, 66690, 69198, 71019, 78910, 81945, 94692, 103797, 109260, 115330, 118365, 133380, 138396, 142038, 149929, 157820, 163890, 172995, 207594, 213057, 230660, 236730, 284076, 299858, 311391, 327780, 345990, 355095, 415188, 426114, 449787, 473460, 518985, 599716, 622782, 691980, 710190, 749645, 852228, 899574, 1037970, 1065285, 1245564, 1349361, 1420380, 1499290, 1556955, 1799148, 2075940, 2130570, 2248935, 2698722, 2998580, 3113910, 4048083, 4261140, 4497870, 5397444, 6227820, 6746805, 8096166, 8995740, 13493610, 16192332, 20240415, 26987220, 40480830, 80961660]

約数ペア:

[(1, 80961660), (2, 40480830), (3, 26987220), (4, 20240415), (5, 16192332), (6, 13493610), (9, 8995740), (10, 8096166), (12, 6746805), (13, 6227820), (15, 5397444), (18, 4497870), (19, 4261140), (20, 4048083), (26, 3113910), (27, 2998580), (30, 2698722), (36, 2248935), (38, 2130570), (39, 2075940), (45, 1799148), (52, 1556955), (54, 1499290), (57, 1420380), (60, 1349361), (65, 1245564), (76, 1065285), (78, 1037970), (90, 899574), (95, 852228), (108, 749645), (114, 710190), (117, 691980), (130, 622782), (135, 599716), (156, 518985), (171, 473460), (180, 449787), (190, 426114), (195, 415188), (228, 355095), (234, 345990), (247, 327780), (260, 311391), (270, 299858), (285, 284076), (342, 236730), (351, 230660), (380, 213057), (390, 207594), (468, 172995), (494, 163890), (513, 157820), (540, 149929), (570, 142038), (585, 138396), (607, 133380), (684, 118365), (702, 115330), (741, 109260), (780, 103797), (855, 94692), (988, 81945), (1026, 78910), (1140, 71019), (1170, 69198), (1214, 66690), (1235, 65556), (1404, 57665), (1482, 54630), (1710, 47346), (1755, 46132), (1821, 44460), (2052, 39455), (2223, 36420), (2340, 34599), (2428, 33345), (2470, 32778), (2565, 31564), (2964, 27315), (3035, 26676), (3420, 23673), (3510, 23066), (3642, 22230), (3705, 21852), (4446, 18210), (4940, 16389), (5130, 15782), (5463, 14820), (6070, 13338), (6669, 12140), (7020, 11533), (7284, 11115), (7410, 10926), (7891, 10260), (8892, 9105)]