268685460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{313}}^1$

素因数の和:598

約数の個数: 144

約数和(自身を含む): 864077760

約数和(自身を除く): 595392300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 251, 285, 313, 342, 380, 502, 570, 626, 684, 753, 855, 939, 1004, 1140, 1252, 1255, 1506, 1565, 1710, 1878, 2259, 2510, 2817, 3012, 3130, 3420, 3756, 3765, 4518, 4695, 4769, 5020, 5634, 5947, 6260, 7530, 9036, 9390, 9538, 11268, 11295, 11894, 14085, 14307, 15060, 17841, 18780, 19076, 22590, 23788, 23845, 28170, 28614, 29735, 35682, 42921, 45180, 47690, 53523, 56340, 57228, 59470, 71364, 71535, 78563, 85842, 89205, 95380, 107046, 118940, 143070, 157126, 171684, 178410, 214092, 214605, 235689, 267615, 286140, 314252, 356820, 392815, 429210, 471378, 535230, 707067, 785630, 858420, 942756, 1070460, 1178445, 1414134, 1492697, 1571260, 2356890, 2828268, 2985394, 3535335, 4478091, 4713780, 5970788, 7070670, 7463485, 8956182, 13434273, 14141340, 14926970, 17912364, 22390455, 26868546, 29853940, 44780910, 53737092, 67171365, 89561820, 134342730, 268685460]

約数ペア:

[(1, 268685460), (2, 134342730), (3, 89561820), (4, 67171365), (5, 53737092), (6, 44780910), (9, 29853940), (10, 26868546), (12, 22390455), (15, 17912364), (18, 14926970), (19, 14141340), (20, 13434273), (30, 8956182), (36, 7463485), (38, 7070670), (45, 5970788), (57, 4713780), (60, 4478091), (76, 3535335), (90, 2985394), (95, 2828268), (114, 2356890), (171, 1571260), (180, 1492697), (190, 1414134), (228, 1178445), (251, 1070460), (285, 942756), (313, 858420), (342, 785630), (380, 707067), (502, 535230), (570, 471378), (626, 429210), (684, 392815), (753, 356820), (855, 314252), (939, 286140), (1004, 267615), (1140, 235689), (1252, 214605), (1255, 214092), (1506, 178410), (1565, 171684), (1710, 157126), (1878, 143070), (2259, 118940), (2510, 107046), (2817, 95380), (3012, 89205), (3130, 85842), (3420, 78563), (3756, 71535), (3765, 71364), (4518, 59470), (4695, 57228), (4769, 56340), (5020, 53523), (5634, 47690), (5947, 45180), (6260, 42921), (7530, 35682), (9036, 29735), (9390, 28614), (9538, 28170), (11268, 23845), (11295, 23788), (11894, 22590), (14085, 19076), (14307, 18780), (15060, 17841)]