74400620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 108

約数和(自身を含む): 190179360

約数和(自身を除く): 115778740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 79, 98, 124, 140, 155, 158, 196, 217, 245, 310, 316, 395, 434, 490, 553, 620, 790, 868, 961, 980, 1085, 1106, 1519, 1580, 1922, 2170, 2212, 2449, 2765, 3038, 3844, 3871, 4340, 4805, 4898, 5530, 6076, 6727, 7595, 7742, 9610, 9796, 11060, 12245, 13454, 15190, 15484, 17143, 19220, 19355, 24490, 26908, 30380, 33635, 34286, 38710, 47089, 48980, 67270, 68572, 75919, 77420, 85715, 94178, 120001, 134540, 151838, 171430, 188356, 235445, 240002, 303676, 342860, 379595, 470890, 480004, 531433, 600005, 759190, 941780, 1062866, 1200010, 1518380, 2125732, 2400020, 2657165, 3720031, 5314330, 7440062, 10628660, 14880124, 18600155, 37200310, 74400620]

約数ペア:

[(1, 74400620), (2, 37200310), (4, 18600155), (5, 14880124), (7, 10628660), (10, 7440062), (14, 5314330), (20, 3720031), (28, 2657165), (31, 2400020), (35, 2125732), (49, 1518380), (62, 1200010), (70, 1062866), (79, 941780), (98, 759190), (124, 600005), (140, 531433), (155, 480004), (158, 470890), (196, 379595), (217, 342860), (245, 303676), (310, 240002), (316, 235445), (395, 188356), (434, 171430), (490, 151838), (553, 134540), (620, 120001), (790, 94178), (868, 85715), (961, 77420), (980, 75919), (1085, 68572), (1106, 67270), (1519, 48980), (1580, 47089), (1922, 38710), (2170, 34286), (2212, 33635), (2449, 30380), (2765, 26908), (3038, 24490), (3844, 19355), (3871, 19220), (4340, 17143), (4805, 15484), (4898, 15190), (5530, 13454), (6076, 12245), (6727, 11060), (7595, 9796), (7742, 9610)]