40572180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:718

約数の個数: 144

約数和(自身を含む): 138797568

約数和(自身を除く): 98225388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 558, 620, 660, 661, 682, 930, 990, 1023, 1116, 1322, 1364, 1395, 1705, 1860, 1980, 1983, 2046, 2644, 2790, 3069, 3305, 3410, 3966, 4092, 5115, 5580, 5949, 6138, 6610, 6820, 7271, 7932, 9915, 10230, 11898, 12276, 13220, 14542, 15345, 19830, 20460, 20491, 21813, 23796, 29084, 29745, 30690, 36355, 39660, 40982, 43626, 59490, 61380, 61473, 65439, 72710, 81964, 87252, 102455, 109065, 118980, 122946, 130878, 145420, 184419, 204910, 218130, 225401, 245892, 261756, 307365, 327195, 368838, 409820, 436260, 450802, 614730, 654390, 676203, 737676, 901604, 922095, 1127005, 1229460, 1308780, 1352406, 1844190, 2028609, 2254010, 2704812, 3381015, 3688380, 4057218, 4508020, 6762030, 8114436, 10143045, 13524060, 20286090, 40572180]

約数ペア:

[(1, 40572180), (2, 20286090), (3, 13524060), (4, 10143045), (5, 8114436), (6, 6762030), (9, 4508020), (10, 4057218), (11, 3688380), (12, 3381015), (15, 2704812), (18, 2254010), (20, 2028609), (22, 1844190), (30, 1352406), (31, 1308780), (33, 1229460), (36, 1127005), (44, 922095), (45, 901604), (55, 737676), (60, 676203), (62, 654390), (66, 614730), (90, 450802), (93, 436260), (99, 409820), (110, 368838), (124, 327195), (132, 307365), (155, 261756), (165, 245892), (180, 225401), (186, 218130), (198, 204910), (220, 184419), (279, 145420), (310, 130878), (330, 122946), (341, 118980), (372, 109065), (396, 102455), (465, 87252), (495, 81964), (558, 72710), (620, 65439), (660, 61473), (661, 61380), (682, 59490), (930, 43626), (990, 40982), (1023, 39660), (1116, 36355), (1322, 30690), (1364, 29745), (1395, 29084), (1705, 23796), (1860, 21813), (1980, 20491), (1983, 20460), (2046, 19830), (2644, 15345), (2790, 14542), (3069, 13220), (3305, 12276), (3410, 11898), (3966, 10230), (4092, 9915), (5115, 7932), (5580, 7271), (5949, 6820), (6138, 6610)]