345916780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 834624000

約数和(自身を除く): 488707220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 137, 220, 230, 253, 274, 460, 499, 506, 548, 685, 998, 1012, 1265, 1370, 1507, 1996, 2495, 2530, 2740, 3014, 3151, 4990, 5060, 5489, 6028, 6302, 7535, 9980, 10978, 11477, 12604, 15070, 15755, 21956, 22954, 27445, 30140, 31510, 34661, 45908, 54890, 57385, 63020, 68363, 69322, 109780, 114770, 126247, 136726, 138644, 173305, 229540, 252494, 273452, 341815, 346610, 504988, 631235, 683630, 693220, 751993, 1262470, 1367260, 1503986, 1572349, 2524940, 3007972, 3144698, 3759965, 6289396, 7519930, 7861745, 15039860, 15723490, 17295839, 31446980, 34591678, 69183356, 86479195, 172958390, 345916780]

約数ペア:

[(1, 345916780), (2, 172958390), (4, 86479195), (5, 69183356), (10, 34591678), (11, 31446980), (20, 17295839), (22, 15723490), (23, 15039860), (44, 7861745), (46, 7519930), (55, 6289396), (92, 3759965), (110, 3144698), (115, 3007972), (137, 2524940), (220, 1572349), (230, 1503986), (253, 1367260), (274, 1262470), (460, 751993), (499, 693220), (506, 683630), (548, 631235), (685, 504988), (998, 346610), (1012, 341815), (1265, 273452), (1370, 252494), (1507, 229540), (1996, 173305), (2495, 138644), (2530, 136726), (2740, 126247), (3014, 114770), (3151, 109780), (4990, 69322), (5060, 68363), (5489, 63020), (6028, 57385), (6302, 54890), (7535, 45908), (9980, 34661), (10978, 31510), (11477, 30140), (12604, 27445), (15070, 22954), (15755, 21956)]