16872180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 51631104

約数和(自身を除く): 34758924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 97, 130, 156, 194, 195, 223, 260, 291, 388, 390, 446, 485, 582, 669, 780, 892, 970, 1115, 1164, 1261, 1338, 1455, 1940, 2230, 2522, 2676, 2899, 2910, 3345, 3783, 4460, 5044, 5798, 5820, 6305, 6690, 7566, 8697, 11596, 12610, 13380, 14495, 15132, 17394, 18915, 21631, 25220, 28990, 34788, 37830, 43262, 43485, 57980, 64893, 75660, 86524, 86970, 108155, 129786, 173940, 216310, 259572, 281203, 324465, 432620, 562406, 648930, 843609, 1124812, 1297860, 1406015, 1687218, 2812030, 3374436, 4218045, 5624060, 8436090, 16872180]

約数ペア:

[(1, 16872180), (2, 8436090), (3, 5624060), (4, 4218045), (5, 3374436), (6, 2812030), (10, 1687218), (12, 1406015), (13, 1297860), (15, 1124812), (20, 843609), (26, 648930), (30, 562406), (39, 432620), (52, 324465), (60, 281203), (65, 259572), (78, 216310), (97, 173940), (130, 129786), (156, 108155), (194, 86970), (195, 86524), (223, 75660), (260, 64893), (291, 57980), (388, 43485), (390, 43262), (446, 37830), (485, 34788), (582, 28990), (669, 25220), (780, 21631), (892, 18915), (970, 17394), (1115, 15132), (1164, 14495), (1261, 13380), (1338, 12610), (1455, 11596), (1940, 8697), (2230, 7566), (2522, 6690), (2676, 6305), (2899, 5820), (2910, 5798), (3345, 5044), (3783, 4460)]