42965460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:790

約数の個数: 144

約数和(自身を含む): 145454400

約数和(自身を除く): 102488940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 739, 765, 855, 969, 1020, 1140, 1292, 1478, 1530, 1615, 1710, 1938, 2217, 2907, 2956, 3060, 3230, 3420, 3695, 3876, 4434, 4845, 5814, 6460, 6651, 7390, 8868, 9690, 11085, 11628, 12563, 13302, 14041, 14535, 14780, 19380, 22170, 25126, 26604, 28082, 29070, 33255, 37689, 42123, 44340, 50252, 56164, 58140, 62815, 66510, 70205, 75378, 84246, 113067, 125630, 126369, 133020, 140410, 150756, 168492, 188445, 210615, 226134, 238697, 251260, 252738, 280820, 376890, 421230, 452268, 477394, 505476, 565335, 631845, 716091, 753780, 842460, 954788, 1130670, 1193485, 1263690, 1432182, 2148273, 2261340, 2386970, 2527380, 2864364, 3580455, 4296546, 4773940, 7160910, 8593092, 10741365, 14321820, 21482730, 42965460]

約数ペア:

[(1, 42965460), (2, 21482730), (3, 14321820), (4, 10741365), (5, 8593092), (6, 7160910), (9, 4773940), (10, 4296546), (12, 3580455), (15, 2864364), (17, 2527380), (18, 2386970), (19, 2261340), (20, 2148273), (30, 1432182), (34, 1263690), (36, 1193485), (38, 1130670), (45, 954788), (51, 842460), (57, 753780), (60, 716091), (68, 631845), (76, 565335), (85, 505476), (90, 477394), (95, 452268), (102, 421230), (114, 376890), (153, 280820), (170, 252738), (171, 251260), (180, 238697), (190, 226134), (204, 210615), (228, 188445), (255, 168492), (285, 150756), (306, 140410), (323, 133020), (340, 126369), (342, 125630), (380, 113067), (510, 84246), (570, 75378), (612, 70205), (646, 66510), (684, 62815), (739, 58140), (765, 56164), (855, 50252), (969, 44340), (1020, 42123), (1140, 37689), (1292, 33255), (1478, 29070), (1530, 28082), (1615, 26604), (1710, 25126), (1938, 22170), (2217, 19380), (2907, 14780), (2956, 14535), (3060, 14041), (3230, 13302), (3420, 12563), (3695, 11628), (3876, 11085), (4434, 9690), (4845, 8868), (5814, 7390), (6460, 6651)]