26987220

素因数分解:

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

素因数の和:654

約数の個数: 144

約数和(自身を含む): 92951040

約数和(自身を除く): 65963820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 607, 684, 741, 780, 855, 988, 1140, 1170, 1214, 1235, 1482, 1710, 1821, 2223, 2340, 2428, 2470, 2964, 3035, 3420, 3642, 3705, 4446, 4940, 5463, 6070, 7284, 7410, 7891, 8892, 9105, 10926, 11115, 11533, 12140, 14820, 15782, 18210, 21852, 22230, 23066, 23673, 27315, 31564, 34599, 36420, 39455, 44460, 46132, 47346, 54630, 57665, 69198, 71019, 78910, 94692, 103797, 109260, 115330, 118365, 138396, 142038, 149929, 157820, 172995, 207594, 230660, 236730, 284076, 299858, 345990, 355095, 415188, 449787, 473460, 518985, 599716, 691980, 710190, 749645, 899574, 1037970, 1349361, 1420380, 1499290, 1799148, 2075940, 2248935, 2698722, 2998580, 4497870, 5397444, 6746805, 8995740, 13493610, 26987220]

約数ペア:

[(1, 26987220), (2, 13493610), (3, 8995740), (4, 6746805), (5, 5397444), (6, 4497870), (9, 2998580), (10, 2698722), (12, 2248935), (13, 2075940), (15, 1799148), (18, 1499290), (19, 1420380), (20, 1349361), (26, 1037970), (30, 899574), (36, 749645), (38, 710190), (39, 691980), (45, 599716), (52, 518985), (57, 473460), (60, 449787), (65, 415188), (76, 355095), (78, 345990), (90, 299858), (95, 284076), (114, 236730), (117, 230660), (130, 207594), (156, 172995), (171, 157820), (180, 149929), (190, 142038), (195, 138396), (228, 118365), (234, 115330), (247, 109260), (260, 103797), (285, 94692), (342, 78910), (380, 71019), (390, 69198), (468, 57665), (494, 54630), (570, 47346), (585, 46132), (607, 44460), (684, 39455), (741, 36420), (780, 34599), (855, 31564), (988, 27315), (1140, 23673), (1170, 23066), (1214, 22230), (1235, 21852), (1482, 18210), (1710, 15782), (1821, 14820), (2223, 12140), (2340, 11533), (2428, 11115), (2470, 10926), (2964, 9105), (3035, 8892), (3420, 7891), (3642, 7410), (3705, 7284), (4446, 6070), (4940, 5463)]