168444080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 120

約数和(自身を含む): 463961376

約数和(自身を除く): 295517296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 313, 434, 496, 560, 620, 626, 868, 961, 1085, 1240, 1252, 1565, 1736, 1922, 2170, 2191, 2480, 2504, 3130, 3472, 3844, 4340, 4382, 4805, 5008, 6260, 6727, 7688, 8680, 8764, 9610, 9703, 10955, 12520, 13454, 15376, 17360, 17528, 19220, 19406, 21910, 25040, 26908, 33635, 35056, 38440, 38812, 43820, 48515, 53816, 67270, 67921, 76880, 77624, 87640, 97030, 107632, 134540, 135842, 155248, 175280, 194060, 269080, 271684, 300793, 339605, 388120, 538160, 543368, 601586, 679210, 776240, 1086736, 1203172, 1358420, 1503965, 2105551, 2406344, 2716840, 3007930, 4211102, 4812688, 5433680, 6015860, 8422204, 10527755, 12031720, 16844408, 21055510, 24063440, 33688816, 42111020, 84222040, 168444080]

約数ペア:

[(1, 168444080), (2, 84222040), (4, 42111020), (5, 33688816), (7, 24063440), (8, 21055510), (10, 16844408), (14, 12031720), (16, 10527755), (20, 8422204), (28, 6015860), (31, 5433680), (35, 4812688), (40, 4211102), (56, 3007930), (62, 2716840), (70, 2406344), (80, 2105551), (112, 1503965), (124, 1358420), (140, 1203172), (155, 1086736), (217, 776240), (248, 679210), (280, 601586), (310, 543368), (313, 538160), (434, 388120), (496, 339605), (560, 300793), (620, 271684), (626, 269080), (868, 194060), (961, 175280), (1085, 155248), (1240, 135842), (1252, 134540), (1565, 107632), (1736, 97030), (1922, 87640), (2170, 77624), (2191, 76880), (2480, 67921), (2504, 67270), (3130, 53816), (3472, 48515), (3844, 43820), (4340, 38812), (4382, 38440), (4805, 35056), (5008, 33635), (6260, 26908), (6727, 25040), (7688, 21910), (8680, 19406), (8764, 19220), (9610, 17528), (9703, 17360), (10955, 15376), (12520, 13454)]