123019820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 192

約数和(自身を含む): 353009664

約数和(自身を除く): 229989844

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 37, 44, 55, 68, 70, 74, 77, 85, 110, 119, 127, 140, 148, 154, 170, 185, 187, 220, 238, 254, 259, 308, 340, 370, 374, 385, 407, 476, 508, 518, 595, 629, 635, 740, 748, 770, 814, 889, 935, 1036, 1190, 1258, 1270, 1295, 1309, 1397, 1540, 1628, 1778, 1870, 2035, 2159, 2380, 2516, 2540, 2590, 2618, 2794, 2849, 3145, 3556, 3740, 4070, 4318, 4403, 4445, 4699, 5180, 5236, 5588, 5698, 6290, 6545, 6919, 6985, 8140, 8636, 8806, 8890, 9398, 9779, 10795, 11396, 12580, 13090, 13838, 13970, 14245, 15113, 17612, 17780, 18796, 19558, 21590, 22015, 23495, 23749, 26180, 27676, 27940, 28490, 30226, 32893, 34595, 39116, 43180, 44030, 46990, 47498, 48433, 48895, 51689, 56980, 60452, 65786, 69190, 75565, 79883, 88060, 93980, 94996, 96866, 97790, 103378, 118745, 131572, 138380, 151130, 159766, 164465, 166243, 193732, 195580, 206756, 237490, 242165, 258445, 302260, 319532, 328930, 332486, 361823, 399415, 474980, 484330, 516890, 559181, 657860, 664972, 723646, 798830, 831215, 878713, 968660, 1033780, 1118362, 1447292, 1597660, 1662430, 1757426, 1809115, 2236724, 2795905, 3324860, 3514852, 3618230, 4393565, 5591810, 6150991, 7236460, 8787130, 11183620, 12301982, 17574260, 24603964, 30754955, 61509910, 123019820]

約数ペア:

[(1, 123019820), (2, 61509910), (4, 30754955), (5, 24603964), (7, 17574260), (10, 12301982), (11, 11183620), (14, 8787130), (17, 7236460), (20, 6150991), (22, 5591810), (28, 4393565), (34, 3618230), (35, 3514852), (37, 3324860), (44, 2795905), (55, 2236724), (68, 1809115), (70, 1757426), (74, 1662430), (77, 1597660), (85, 1447292), (110, 1118362), (119, 1033780), (127, 968660), (140, 878713), (148, 831215), (154, 798830), (170, 723646), (185, 664972), (187, 657860), (220, 559181), (238, 516890), (254, 484330), (259, 474980), (308, 399415), (340, 361823), (370, 332486), (374, 328930), (385, 319532), (407, 302260), (476, 258445), (508, 242165), (518, 237490), (595, 206756), (629, 195580), (635, 193732), (740, 166243), (748, 164465), (770, 159766), (814, 151130), (889, 138380), (935, 131572), (1036, 118745), (1190, 103378), (1258, 97790), (1270, 96866), (1295, 94996), (1309, 93980), (1397, 88060), (1540, 79883), (1628, 75565), (1778, 69190), (1870, 65786), (2035, 60452), (2159, 56980), (2380, 51689), (2516, 48895), (2540, 48433), (2590, 47498), (2618, 46990), (2794, 44030), (2849, 43180), (3145, 39116), (3556, 34595), (3740, 32893), (4070, 30226), (4318, 28490), (4403, 27940), (4445, 27676), (4699, 26180), (5180, 23749), (5236, 23495), (5588, 22015), (5698, 21590), (6290, 19558), (6545, 18796), (6919, 17780), (6985, 17612), (8140, 15113), (8636, 14245), (8806, 13970), (8890, 13838), (9398, 13090), (9779, 12580), (10795, 11396)]