122971120

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 294481152

約数和(自身を除く): 171510032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 113, 122, 223, 226, 244, 305, 446, 452, 488, 565, 610, 892, 904, 976, 1115, 1130, 1220, 1784, 1808, 2230, 2260, 2440, 3568, 4460, 4520, 4880, 6893, 8920, 9040, 13603, 13786, 17840, 25199, 27206, 27572, 34465, 50398, 54412, 55144, 68015, 68930, 100796, 108824, 110288, 125995, 136030, 137860, 201592, 217648, 251990, 272060, 275720, 403184, 503980, 544120, 551440, 1007960, 1088240, 1537139, 2015920, 3074278, 6148556, 7685695, 12297112, 15371390, 24594224, 30742780, 61485560, 122971120]

約数ペア:

[(1, 122971120), (2, 61485560), (4, 30742780), (5, 24594224), (8, 15371390), (10, 12297112), (16, 7685695), (20, 6148556), (40, 3074278), (61, 2015920), (80, 1537139), (113, 1088240), (122, 1007960), (223, 551440), (226, 544120), (244, 503980), (305, 403184), (446, 275720), (452, 272060), (488, 251990), (565, 217648), (610, 201592), (892, 137860), (904, 136030), (976, 125995), (1115, 110288), (1130, 108824), (1220, 100796), (1784, 68930), (1808, 68015), (2230, 55144), (2260, 54412), (2440, 50398), (3568, 34465), (4460, 27572), (4520, 27206), (4880, 25199), (6893, 17840), (8920, 13786), (9040, 13603)]