78124340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 198180864

約数和(自身を除く): 120056524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 47, 62, 70, 94, 124, 140, 155, 188, 217, 235, 310, 329, 383, 434, 470, 620, 658, 766, 868, 940, 1085, 1316, 1457, 1532, 1645, 1915, 2170, 2681, 2914, 3290, 3830, 4340, 5362, 5828, 6580, 7285, 7660, 10199, 10724, 11873, 13405, 14570, 18001, 20398, 23746, 26810, 29140, 36002, 40796, 47492, 50995, 53620, 59365, 72004, 83111, 90005, 101990, 118730, 126007, 166222, 180010, 203980, 237460, 252014, 332444, 360020, 415555, 504028, 558031, 630035, 831110, 1116062, 1260070, 1662220, 2232124, 2520140, 2790155, 3906217, 5580310, 7812434, 11160620, 15624868, 19531085, 39062170, 78124340]

約数ペア:

[(1, 78124340), (2, 39062170), (4, 19531085), (5, 15624868), (7, 11160620), (10, 7812434), (14, 5580310), (20, 3906217), (28, 2790155), (31, 2520140), (35, 2232124), (47, 1662220), (62, 1260070), (70, 1116062), (94, 831110), (124, 630035), (140, 558031), (155, 504028), (188, 415555), (217, 360020), (235, 332444), (310, 252014), (329, 237460), (383, 203980), (434, 180010), (470, 166222), (620, 126007), (658, 118730), (766, 101990), (868, 90005), (940, 83111), (1085, 72004), (1316, 59365), (1457, 53620), (1532, 50995), (1645, 47492), (1915, 40796), (2170, 36002), (2681, 29140), (2914, 26810), (3290, 23746), (3830, 20398), (4340, 18001), (5362, 14570), (5828, 13405), (6580, 11873), (7285, 10724), (7660, 10199)]