188805820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 489065472

約数和(自身を除く): 300259652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 41, 49, 70, 74, 82, 98, 127, 140, 148, 164, 185, 196, 205, 245, 254, 259, 287, 370, 410, 490, 508, 518, 574, 635, 740, 820, 889, 980, 1036, 1148, 1270, 1295, 1435, 1517, 1778, 1813, 2009, 2540, 2590, 2870, 3034, 3556, 3626, 4018, 4445, 4699, 5180, 5207, 5740, 6068, 6223, 7252, 7585, 8036, 8890, 9065, 9398, 10045, 10414, 10619, 12446, 15170, 17780, 18130, 18796, 20090, 20828, 21238, 23495, 24892, 26035, 30340, 31115, 32893, 36260, 36449, 40180, 42476, 46990, 52070, 53095, 62230, 65786, 72898, 74333, 93980, 104140, 106190, 124460, 131572, 145796, 148666, 164465, 182245, 192659, 212380, 230251, 255143, 297332, 328930, 364490, 371665, 385318, 460502, 510286, 657860, 728980, 743330, 770636, 921004, 963295, 1020572, 1151255, 1275715, 1348613, 1486660, 1926590, 2302510, 2551430, 2697226, 3853180, 4605020, 5102860, 5394452, 6743065, 9440291, 13486130, 18880582, 26972260, 37761164, 47201455, 94402910, 188805820]

約数ペア:

[(1, 188805820), (2, 94402910), (4, 47201455), (5, 37761164), (7, 26972260), (10, 18880582), (14, 13486130), (20, 9440291), (28, 6743065), (35, 5394452), (37, 5102860), (41, 4605020), (49, 3853180), (70, 2697226), (74, 2551430), (82, 2302510), (98, 1926590), (127, 1486660), (140, 1348613), (148, 1275715), (164, 1151255), (185, 1020572), (196, 963295), (205, 921004), (245, 770636), (254, 743330), (259, 728980), (287, 657860), (370, 510286), (410, 460502), (490, 385318), (508, 371665), (518, 364490), (574, 328930), (635, 297332), (740, 255143), (820, 230251), (889, 212380), (980, 192659), (1036, 182245), (1148, 164465), (1270, 148666), (1295, 145796), (1435, 131572), (1517, 124460), (1778, 106190), (1813, 104140), (2009, 93980), (2540, 74333), (2590, 72898), (2870, 65786), (3034, 62230), (3556, 53095), (3626, 52070), (4018, 46990), (4445, 42476), (4699, 40180), (5180, 36449), (5207, 36260), (5740, 32893), (6068, 31115), (6223, 30340), (7252, 26035), (7585, 24892), (8036, 23495), (8890, 21238), (9065, 20828), (9398, 20090), (10045, 18796), (10414, 18130), (10619, 17780), (12446, 15170)]