80520660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3697}}^1$

素因数の和:3734

約数の個数: 108

約数和(自身を含む): 268541364

約数和(自身を除く): 188020704

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2420, 3630, 3697, 4356, 5445, 7260, 7394, 10890, 11091, 14788, 18485, 21780, 22182, 33273, 36970, 40667, 44364, 55455, 66546, 73940, 81334, 110910, 122001, 133092, 162668, 166365, 203335, 221820, 244002, 332730, 366003, 406670, 447337, 488004, 610005, 665460, 732006, 813340, 894674, 1220010, 1342011, 1464012, 1789348, 1830015, 2236685, 2440020, 2684022, 3660030, 4026033, 4473370, 5368044, 6710055, 7320060, 8052066, 8946740, 13420110, 16104132, 20130165, 26840220, 40260330, 80520660]

約数ペア:

[(1, 80520660), (2, 40260330), (3, 26840220), (4, 20130165), (5, 16104132), (6, 13420110), (9, 8946740), (10, 8052066), (11, 7320060), (12, 6710055), (15, 5368044), (18, 4473370), (20, 4026033), (22, 3660030), (30, 2684022), (33, 2440020), (36, 2236685), (44, 1830015), (45, 1789348), (55, 1464012), (60, 1342011), (66, 1220010), (90, 894674), (99, 813340), (110, 732006), (121, 665460), (132, 610005), (165, 488004), (180, 447337), (198, 406670), (220, 366003), (242, 332730), (330, 244002), (363, 221820), (396, 203335), (484, 166365), (495, 162668), (605, 133092), (660, 122001), (726, 110910), (990, 81334), (1089, 73940), (1210, 66546), (1452, 55455), (1815, 44364), (1980, 40667), (2178, 36970), (2420, 33273), (3630, 22182), (3697, 21780), (4356, 18485), (5445, 14788), (7260, 11091), (7394, 10890)]