21699900

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:95

約数の個数: 216

約数和(自身を含む): 75828480

約数和(自身を除く): 54128580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 47, 50, 54, 57, 60, 75, 76, 81, 90, 94, 95, 100, 108, 114, 135, 141, 150, 162, 171, 180, 188, 190, 225, 228, 235, 243, 270, 282, 285, 300, 324, 342, 380, 405, 423, 450, 470, 475, 486, 513, 540, 564, 570, 675, 684, 705, 810, 846, 855, 893, 900, 940, 950, 972, 1026, 1140, 1175, 1215, 1269, 1350, 1410, 1425, 1539, 1620, 1692, 1710, 1786, 1900, 2025, 2052, 2115, 2350, 2430, 2538, 2565, 2679, 2700, 2820, 2850, 3078, 3420, 3525, 3572, 3807, 4050, 4230, 4275, 4465, 4617, 4700, 4860, 5076, 5130, 5358, 5700, 6075, 6156, 6345, 7050, 7614, 7695, 8037, 8100, 8460, 8550, 8930, 9234, 10260, 10575, 10716, 11421, 12150, 12690, 12825, 13395, 14100, 15228, 15390, 16074, 17100, 17860, 18468, 19035, 21150, 22325, 22842, 23085, 24111, 24300, 25380, 25650, 26790, 30780, 31725, 32148, 38070, 38475, 40185, 42300, 44650, 45684, 46170, 48222, 51300, 53580, 57105, 63450, 66975, 72333, 76140, 76950, 80370, 89300, 92340, 95175, 96444, 114210, 115425, 120555, 126900, 133950, 144666, 153900, 160740, 190350, 200925, 216999, 228420, 230850, 241110, 267900, 285525, 289332, 361665, 380700, 401850, 433998, 461700, 482220, 571050, 602775, 723330, 803700, 867996, 1084995, 1142100, 1205550, 1446660, 1808325, 2169990, 2411100, 3616650, 4339980, 5424975, 7233300, 10849950, 21699900]

約数ペア:

[(1, 21699900), (2, 10849950), (3, 7233300), (4, 5424975), (5, 4339980), (6, 3616650), (9, 2411100), (10, 2169990), (12, 1808325), (15, 1446660), (18, 1205550), (19, 1142100), (20, 1084995), (25, 867996), (27, 803700), (30, 723330), (36, 602775), (38, 571050), (45, 482220), (47, 461700), (50, 433998), (54, 401850), (57, 380700), (60, 361665), (75, 289332), (76, 285525), (81, 267900), (90, 241110), (94, 230850), (95, 228420), (100, 216999), (108, 200925), (114, 190350), (135, 160740), (141, 153900), (150, 144666), (162, 133950), (171, 126900), (180, 120555), (188, 115425), (190, 114210), (225, 96444), (228, 95175), (235, 92340), (243, 89300), (270, 80370), (282, 76950), (285, 76140), (300, 72333), (324, 66975), (342, 63450), (380, 57105), (405, 53580), (423, 51300), (450, 48222), (470, 46170), (475, 45684), (486, 44650), (513, 42300), (540, 40185), (564, 38475), (570, 38070), (675, 32148), (684, 31725), (705, 30780), (810, 26790), (846, 25650), (855, 25380), (893, 24300), (900, 24111), (940, 23085), (950, 22842), (972, 22325), (1026, 21150), (1140, 19035), (1175, 18468), (1215, 17860), (1269, 17100), (1350, 16074), (1410, 15390), (1425, 15228), (1539, 14100), (1620, 13395), (1692, 12825), (1710, 12690), (1786, 12150), (1900, 11421), (2025, 10716), (2052, 10575), (2115, 10260), (2350, 9234), (2430, 8930), (2538, 8550), (2565, 8460), (2679, 8100), (2700, 8037), (2820, 7695), (2850, 7614), (3078, 7050), (3420, 6345), (3525, 6156), (3572, 6075), (3807, 5700), (4050, 5358), (4230, 5130), (4275, 5076), (4465, 4860), (4617, 4700)]