262540980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:431

約数の個数: 192

約数和(自身を含む): 889056000

約数和(自身を除く): 626515020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 149, 156, 180, 195, 234, 251, 260, 270, 298, 351, 390, 447, 468, 502, 540, 585, 596, 702, 745, 753, 780, 894, 1004, 1170, 1255, 1341, 1404, 1490, 1506, 1755, 1788, 1937, 2235, 2259, 2340, 2510, 2682, 2980, 3012, 3263, 3510, 3765, 3874, 4023, 4470, 4518, 5020, 5364, 5811, 6526, 6705, 6777, 7020, 7530, 7748, 8046, 8940, 9036, 9685, 9789, 11295, 11622, 13052, 13410, 13554, 15060, 16092, 16315, 17433, 19370, 19578, 20115, 22590, 23244, 26820, 27108, 29055, 29367, 32630, 33885, 34866, 37399, 38740, 39156, 40230, 45180, 48945, 52299, 58110, 58734, 65260, 67770, 69732, 74798, 80460, 87165, 88101, 97890, 104598, 112197, 116220, 117468, 135540, 146835, 149596, 174330, 176202, 186995, 195780, 209196, 224394, 261495, 293670, 336591, 348660, 352404, 373990, 440505, 448788, 486187, 522990, 560985, 587340, 673182, 747980, 881010, 972374, 1009773, 1045980, 1121970, 1346364, 1458561, 1682955, 1762020, 1944748, 2019546, 2243940, 2430935, 2917122, 3365910, 4039092, 4375683, 4861870, 5048865, 5834244, 6731820, 7292805, 8751366, 9723740, 10097730, 13127049, 14585610, 17502732, 20195460, 21878415, 26254098, 29171220, 43756830, 52508196, 65635245, 87513660, 131270490, 262540980]

約数ペア:

[(1, 262540980), (2, 131270490), (3, 87513660), (4, 65635245), (5, 52508196), (6, 43756830), (9, 29171220), (10, 26254098), (12, 21878415), (13, 20195460), (15, 17502732), (18, 14585610), (20, 13127049), (26, 10097730), (27, 9723740), (30, 8751366), (36, 7292805), (39, 6731820), (45, 5834244), (52, 5048865), (54, 4861870), (60, 4375683), (65, 4039092), (78, 3365910), (90, 2917122), (108, 2430935), (117, 2243940), (130, 2019546), (135, 1944748), (149, 1762020), (156, 1682955), (180, 1458561), (195, 1346364), (234, 1121970), (251, 1045980), (260, 1009773), (270, 972374), (298, 881010), (351, 747980), (390, 673182), (447, 587340), (468, 560985), (502, 522990), (540, 486187), (585, 448788), (596, 440505), (702, 373990), (745, 352404), (753, 348660), (780, 336591), (894, 293670), (1004, 261495), (1170, 224394), (1255, 209196), (1341, 195780), (1404, 186995), (1490, 176202), (1506, 174330), (1755, 149596), (1788, 146835), (1937, 135540), (2235, 117468), (2259, 116220), (2340, 112197), (2510, 104598), (2682, 97890), (2980, 88101), (3012, 87165), (3263, 80460), (3510, 74798), (3765, 69732), (3874, 67770), (4023, 65260), (4470, 58734), (4518, 58110), (5020, 52299), (5364, 48945), (5811, 45180), (6526, 40230), (6705, 39156), (6777, 38740), (7020, 37399), (7530, 34866), (7748, 33885), (8046, 32630), (8940, 29367), (9036, 29055), (9685, 27108), (9789, 26820), (11295, 23244), (11622, 22590), (13052, 20115), (13410, 19578), (13554, 19370), (15060, 17433), (16092, 16315)]