19521803600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{349}}^1$

素因数の和:758

約数の個数: 240

約数和(自身を含む): 52438310400

約数和(自身を除く): 32916506800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 200, 208, 248, 260, 310, 325, 347, 349, 400, 403, 496, 520, 620, 650, 694, 698, 775, 806, 1040, 1240, 1300, 1388, 1396, 1550, 1612, 1735, 1745, 2015, 2480, 2600, 2776, 2792, 3100, 3224, 3470, 3490, 4030, 4511, 4537, 5200, 5552, 5584, 6200, 6448, 6940, 6980, 8060, 8675, 8725, 9022, 9074, 10075, 10757, 10819, 12400, 13880, 13960, 16120, 17350, 17450, 18044, 18148, 20150, 21514, 21638, 22555, 22685, 27760, 27920, 32240, 34700, 34900, 36088, 36296, 40300, 43028, 43276, 45110, 45370, 53785, 54095, 69400, 69800, 72176, 72592, 80600, 86056, 86552, 90220, 90740, 107570, 108190, 112775, 113425, 121103, 138800, 139600, 139841, 140647, 161200, 172112, 173104, 180440, 181480, 215140, 216380, 225550, 226850, 242206, 268925, 270475, 279682, 281294, 360880, 362960, 430280, 432760, 451100, 453700, 484412, 537850, 540950, 559364, 562588, 605515, 699205, 703235, 860560, 865520, 902200, 907400, 968824, 1075700, 1081900, 1118728, 1125176, 1211030, 1398410, 1406470, 1574339, 1804400, 1814800, 1937648, 2151400, 2163800, 2237456, 2250352, 2422060, 2796820, 2812940, 3027575, 3148678, 3496025, 3516175, 3754193, 4302800, 4327600, 4844120, 5593640, 5625880, 6055150, 6297356, 6992050, 7032350, 7508386, 7871695, 9688240, 11187280, 11251760, 12110300, 12594712, 13984100, 14064700, 15016772, 15743390, 18770965, 24220600, 25189424, 27968200, 28129400, 30033544, 31486780, 37541930, 39358475, 48441200, 48804509, 55936400, 56258800, 60067088, 62973560, 75083860, 78716950, 93854825, 97609018, 125947120, 150167720, 157433900, 187709650, 195218036, 244022545, 300335440, 314867800, 375419300, 390436072, 488045090, 629735600, 750838600, 780872144, 976090180, 1220112725, 1501677200, 1952180360, 2440225450, 3904360720, 4880450900, 9760901800, 19521803600]

約数ペア:

[(1, 19521803600), (2, 9760901800), (4, 4880450900), (5, 3904360720), (8, 2440225450), (10, 1952180360), (13, 1501677200), (16, 1220112725), (20, 976090180), (25, 780872144), (26, 750838600), (31, 629735600), (40, 488045090), (50, 390436072), (52, 375419300), (62, 314867800), (65, 300335440), (80, 244022545), (100, 195218036), (104, 187709650), (124, 157433900), (130, 150167720), (155, 125947120), (200, 97609018), (208, 93854825), (248, 78716950), (260, 75083860), (310, 62973560), (325, 60067088), (347, 56258800), (349, 55936400), (400, 48804509), (403, 48441200), (496, 39358475), (520, 37541930), (620, 31486780), (650, 30033544), (694, 28129400), (698, 27968200), (775, 25189424), (806, 24220600), (1040, 18770965), (1240, 15743390), (1300, 15016772), (1388, 14064700), (1396, 13984100), (1550, 12594712), (1612, 12110300), (1735, 11251760), (1745, 11187280), (2015, 9688240), (2480, 7871695), (2600, 7508386), (2776, 7032350), (2792, 6992050), (3100, 6297356), (3224, 6055150), (3470, 5625880), (3490, 5593640), (4030, 4844120), (4511, 4327600), (4537, 4302800), (5200, 3754193), (5552, 3516175), (5584, 3496025), (6200, 3148678), (6448, 3027575), (6940, 2812940), (6980, 2796820), (8060, 2422060), (8675, 2250352), (8725, 2237456), (9022, 2163800), (9074, 2151400), (10075, 1937648), (10757, 1814800), (10819, 1804400), (12400, 1574339), (13880, 1406470), (13960, 1398410), (16120, 1211030), (17350, 1125176), (17450, 1118728), (18044, 1081900), (18148, 1075700), (20150, 968824), (21514, 907400), (21638, 902200), (22555, 865520), (22685, 860560), (27760, 703235), (27920, 699205), (32240, 605515), (34700, 562588), (34900, 559364), (36088, 540950), (36296, 537850), (40300, 484412), (43028, 453700), (43276, 451100), (45110, 432760), (45370, 430280), (53785, 362960), (54095, 360880), (69400, 281294), (69800, 279682), (72176, 270475), (72592, 268925), (80600, 242206), (86056, 226850), (86552, 225550), (90220, 216380), (90740, 215140), (107570, 181480), (108190, 180440), (112775, 173104), (113425, 172112), (121103, 161200), (138800, 140647), (139600, 139841)]