131270490

素因数分解:

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

素因数の和:429

約数の個数: 128

約数和(自身を含む): 381024000

約数和(自身を除く): 249753510

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 149, 195, 234, 251, 270, 298, 351, 390, 447, 502, 585, 702, 745, 753, 894, 1170, 1255, 1341, 1490, 1506, 1755, 1937, 2235, 2259, 2510, 2682, 3263, 3510, 3765, 3874, 4023, 4470, 4518, 5811, 6526, 6705, 6777, 7530, 8046, 9685, 9789, 11295, 11622, 13410, 13554, 16315, 17433, 19370, 19578, 20115, 22590, 29055, 29367, 32630, 33885, 34866, 37399, 40230, 48945, 52299, 58110, 58734, 67770, 74798, 87165, 88101, 97890, 104598, 112197, 146835, 174330, 176202, 186995, 224394, 261495, 293670, 336591, 373990, 440505, 486187, 522990, 560985, 673182, 881010, 972374, 1009773, 1121970, 1458561, 1682955, 2019546, 2430935, 2917122, 3365910, 4375683, 4861870, 5048865, 7292805, 8751366, 10097730, 13127049, 14585610, 21878415, 26254098, 43756830, 65635245, 131270490]

約数ペア:

[(1, 131270490), (2, 65635245), (3, 43756830), (5, 26254098), (6, 21878415), (9, 14585610), (10, 13127049), (13, 10097730), (15, 8751366), (18, 7292805), (26, 5048865), (27, 4861870), (30, 4375683), (39, 3365910), (45, 2917122), (54, 2430935), (65, 2019546), (78, 1682955), (90, 1458561), (117, 1121970), (130, 1009773), (135, 972374), (149, 881010), (195, 673182), (234, 560985), (251, 522990), (270, 486187), (298, 440505), (351, 373990), (390, 336591), (447, 293670), (502, 261495), (585, 224394), (702, 186995), (745, 176202), (753, 174330), (894, 146835), (1170, 112197), (1255, 104598), (1341, 97890), (1490, 88101), (1506, 87165), (1755, 74798), (1937, 67770), (2235, 58734), (2259, 58110), (2510, 52299), (2682, 48945), (3263, 40230), (3510, 37399), (3765, 34866), (3874, 33885), (4023, 32630), (4470, 29367), (4518, 29055), (5811, 22590), (6526, 20115), (6705, 19578), (6777, 19370), (7530, 17433), (8046, 16315), (9685, 13554), (9789, 13410), (11295, 11622)]