199280520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4987}}^1$

素因数の和:5044

約数の個数: 128

約数和(自身を含む): 682358400

約数和(自身を除く): 483077880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1998, 2220, 2664, 3330, 3996, 4440, 4987, 4995, 6660, 7992, 9974, 9990, 13320, 14961, 19948, 19980, 24935, 29922, 39896, 39960, 44883, 49870, 59844, 74805, 89766, 99740, 119688, 134649, 149610, 179532, 184519, 199480, 224415, 269298, 299220, 359064, 369038, 448830, 538596, 553557, 598440, 673245, 738076, 897660, 922595, 1077192, 1107114, 1346490, 1476152, 1660671, 1795320, 1845190, 2214228, 2692980, 2767785, 3321342, 3690380, 4428456, 4982013, 5385960, 5535570, 6642684, 7380760, 8303355, 9964026, 11071140, 13285368, 16606710, 19928052, 22142280, 24910065, 33213420, 39856104, 49820130, 66426840, 99640260, 199280520]

約数ペア:

[(1, 199280520), (2, 99640260), (3, 66426840), (4, 49820130), (5, 39856104), (6, 33213420), (8, 24910065), (9, 22142280), (10, 19928052), (12, 16606710), (15, 13285368), (18, 11071140), (20, 9964026), (24, 8303355), (27, 7380760), (30, 6642684), (36, 5535570), (37, 5385960), (40, 4982013), (45, 4428456), (54, 3690380), (60, 3321342), (72, 2767785), (74, 2692980), (90, 2214228), (108, 1845190), (111, 1795320), (120, 1660671), (135, 1476152), (148, 1346490), (180, 1107114), (185, 1077192), (216, 922595), (222, 897660), (270, 738076), (296, 673245), (333, 598440), (360, 553557), (370, 538596), (444, 448830), (540, 369038), (555, 359064), (666, 299220), (740, 269298), (888, 224415), (999, 199480), (1080, 184519), (1110, 179532), (1332, 149610), (1480, 134649), (1665, 119688), (1998, 99740), (2220, 89766), (2664, 74805), (3330, 59844), (3996, 49870), (4440, 44883), (4987, 39960), (4995, 39896), (6660, 29922), (7992, 24935), (9974, 19980), (9990, 19948), (13320, 14961)]