26420940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1613}}^1$

素因数の和:1648

約数の個数: 144

約数和(自身を含む): 98699328

約数和(自身を除く): 72278388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1613, 1638, 1820, 2340, 2730, 3226, 3276, 4095, 4839, 5460, 6452, 8065, 8190, 9678, 11291, 14517, 16130, 16380, 19356, 20969, 22582, 24195, 29034, 32260, 33873, 41938, 45164, 48390, 56455, 58068, 62907, 67746, 72585, 83876, 96780, 101619, 104845, 112910, 125814, 135492, 145170, 146783, 169365, 188721, 203238, 209690, 225820, 251628, 290340, 293566, 314535, 338730, 377442, 406476, 419380, 440349, 508095, 587132, 629070, 677460, 733915, 754884, 880698, 943605, 1016190, 1258140, 1321047, 1467830, 1761396, 1887210, 2032380, 2201745, 2642094, 2935660, 3774420, 4403490, 5284188, 6605235, 8806980, 13210470, 26420940]

約数ペア:

[(1, 26420940), (2, 13210470), (3, 8806980), (4, 6605235), (5, 5284188), (6, 4403490), (7, 3774420), (9, 2935660), (10, 2642094), (12, 2201745), (13, 2032380), (14, 1887210), (15, 1761396), (18, 1467830), (20, 1321047), (21, 1258140), (26, 1016190), (28, 943605), (30, 880698), (35, 754884), (36, 733915), (39, 677460), (42, 629070), (45, 587132), (52, 508095), (60, 440349), (63, 419380), (65, 406476), (70, 377442), (78, 338730), (84, 314535), (90, 293566), (91, 290340), (105, 251628), (117, 225820), (126, 209690), (130, 203238), (140, 188721), (156, 169365), (180, 146783), (182, 145170), (195, 135492), (210, 125814), (234, 112910), (252, 104845), (260, 101619), (273, 96780), (315, 83876), (364, 72585), (390, 67746), (420, 62907), (455, 58068), (468, 56455), (546, 48390), (585, 45164), (630, 41938), (780, 33873), (819, 32260), (910, 29034), (1092, 24195), (1170, 22582), (1260, 20969), (1365, 19356), (1613, 16380), (1638, 16130), (1820, 14517), (2340, 11291), (2730, 9678), (3226, 8190), (3276, 8065), (4095, 6452), (4839, 5460)]