168219700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 426222720

約数和(自身を除く): 258003020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 61, 92, 100, 109, 110, 115, 122, 218, 220, 230, 244, 253, 275, 305, 436, 460, 506, 545, 550, 575, 610, 671, 1012, 1090, 1100, 1150, 1199, 1220, 1265, 1342, 1403, 1525, 2180, 2300, 2398, 2507, 2530, 2684, 2725, 2806, 3050, 3355, 4796, 5014, 5060, 5450, 5612, 5995, 6100, 6325, 6649, 6710, 7015, 10028, 10900, 11990, 12535, 12650, 13298, 13420, 14030, 15433, 16775, 23980, 25070, 25300, 26596, 27577, 28060, 29975, 30866, 33245, 33550, 35075, 50140, 55154, 59950, 61732, 62675, 66490, 67100, 70150, 73139, 77165, 110308, 119900, 125350, 132980, 137885, 140300, 146278, 152927, 154330, 166225, 250700, 275770, 292556, 305854, 308660, 332450, 365695, 385825, 551540, 611708, 664900, 689425, 731390, 764635, 771650, 1378850, 1462780, 1529270, 1543300, 1682197, 1828475, 2757700, 3058540, 3364394, 3656950, 3823175, 6728788, 7313900, 7646350, 8410985, 15292700, 16821970, 33643940, 42054925, 84109850, 168219700]

約数ペア:

[(1, 168219700), (2, 84109850), (4, 42054925), (5, 33643940), (10, 16821970), (11, 15292700), (20, 8410985), (22, 7646350), (23, 7313900), (25, 6728788), (44, 3823175), (46, 3656950), (50, 3364394), (55, 3058540), (61, 2757700), (92, 1828475), (100, 1682197), (109, 1543300), (110, 1529270), (115, 1462780), (122, 1378850), (218, 771650), (220, 764635), (230, 731390), (244, 689425), (253, 664900), (275, 611708), (305, 551540), (436, 385825), (460, 365695), (506, 332450), (545, 308660), (550, 305854), (575, 292556), (610, 275770), (671, 250700), (1012, 166225), (1090, 154330), (1100, 152927), (1150, 146278), (1199, 140300), (1220, 137885), (1265, 132980), (1342, 125350), (1403, 119900), (1525, 110308), (2180, 77165), (2300, 73139), (2398, 70150), (2507, 67100), (2530, 66490), (2684, 62675), (2725, 61732), (2806, 59950), (3050, 55154), (3355, 50140), (4796, 35075), (5014, 33550), (5060, 33245), (5450, 30866), (5612, 29975), (5995, 28060), (6100, 27577), (6325, 26596), (6649, 25300), (6710, 25070), (7015, 23980), (10028, 16775), (10900, 15433), (11990, 14030), (12535, 13420), (12650, 13298)]