1330781220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{947}}^1$

素因数の和:1210

約数の個数: 144

約数和(自身を含む): 4169850048

約数和(自身を除く): 2839068828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 211, 222, 333, 370, 422, 444, 555, 633, 666, 740, 844, 947, 1055, 1110, 1266, 1332, 1665, 1894, 1899, 2110, 2220, 2532, 2841, 3165, 3330, 3788, 3798, 4220, 4735, 5682, 6330, 6660, 7596, 7807, 8523, 9470, 9495, 11364, 12660, 14205, 15614, 17046, 18940, 18990, 23421, 28410, 31228, 34092, 35039, 37980, 39035, 42615, 46842, 56820, 70078, 70263, 78070, 85230, 93684, 105117, 117105, 140156, 140526, 156140, 170460, 175195, 199817, 210234, 234210, 281052, 315351, 350390, 351315, 399634, 420468, 468420, 525585, 599451, 630702, 700780, 702630, 799268, 999085, 1051170, 1198902, 1261404, 1405260, 1576755, 1798353, 1998170, 2102340, 2397804, 2997255, 3153510, 3596706, 3996340, 5994510, 6307020, 7193412, 7393229, 8991765, 11989020, 14786458, 17983530, 22179687, 29572916, 35967060, 36966145, 44359374, 66539061, 73932290, 88718748, 110898435, 133078122, 147864580, 221796870, 266156244, 332695305, 443593740, 665390610, 1330781220]

約数ペア:

[(1, 1330781220), (2, 665390610), (3, 443593740), (4, 332695305), (5, 266156244), (6, 221796870), (9, 147864580), (10, 133078122), (12, 110898435), (15, 88718748), (18, 73932290), (20, 66539061), (30, 44359374), (36, 36966145), (37, 35967060), (45, 29572916), (60, 22179687), (74, 17983530), (90, 14786458), (111, 11989020), (148, 8991765), (180, 7393229), (185, 7193412), (211, 6307020), (222, 5994510), (333, 3996340), (370, 3596706), (422, 3153510), (444, 2997255), (555, 2397804), (633, 2102340), (666, 1998170), (740, 1798353), (844, 1576755), (947, 1405260), (1055, 1261404), (1110, 1198902), (1266, 1051170), (1332, 999085), (1665, 799268), (1894, 702630), (1899, 700780), (2110, 630702), (2220, 599451), (2532, 525585), (2841, 468420), (3165, 420468), (3330, 399634), (3788, 351315), (3798, 350390), (4220, 315351), (4735, 281052), (5682, 234210), (6330, 210234), (6660, 199817), (7596, 175195), (7807, 170460), (8523, 156140), (9470, 140526), (9495, 140156), (11364, 117105), (12660, 105117), (14205, 93684), (15614, 85230), (17046, 78070), (18940, 70263), (18990, 70078), (23421, 56820), (28410, 46842), (31228, 42615), (34092, 39035), (35039, 37980)]