20161784016

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{2531}}^1$

素因数の和:2710

約数の個数: 240

約数和(自身を含む): 63476794368

約数和(自身を除く): 43315010352

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 47, 48, 66, 72, 88, 94, 99, 107, 132, 141, 144, 176, 188, 198, 214, 264, 282, 321, 376, 396, 423, 428, 517, 528, 564, 642, 752, 792, 846, 856, 963, 1034, 1128, 1177, 1284, 1551, 1584, 1692, 1712, 1926, 2068, 2256, 2354, 2531, 2568, 3102, 3384, 3531, 3852, 4136, 4653, 4708, 5029, 5062, 5136, 6204, 6768, 7062, 7593, 7704, 8272, 9306, 9416, 10058, 10124, 10593, 12408, 14124, 15087, 15186, 15408, 18612, 18832, 20116, 20248, 21186, 22779, 24816, 27841, 28248, 30174, 30372, 37224, 40232, 40496, 42372, 45261, 45558, 55319, 55682, 56496, 60348, 60744, 74448, 80464, 83523, 84744, 90522, 91116, 110638, 111364, 118957, 120696, 121488, 165957, 167046, 169488, 181044, 182232, 221276, 222728, 237914, 241392, 250569, 270817, 331914, 334092, 356871, 362088, 364464, 442552, 445456, 475828, 497871, 501138, 541634, 663828, 668184, 713742, 724176, 812451, 885104, 951656, 995742, 1002276, 1070613, 1083268, 1308527, 1327656, 1336368, 1427484, 1624902, 1903312, 1991484, 2004552, 2141226, 2166536, 2437353, 2617054, 2655312, 2854968, 2978987, 3249804, 3925581, 3982968, 4009104, 4282452, 4333072, 4874706, 5234108, 5709936, 5957974, 6499608, 7851162, 7965936, 8564904, 8936961, 9749412, 10468216, 11776743, 11915948, 12728399, 12999216, 15702324, 17129808, 17873922, 19498824, 20936432, 23553486, 23831896, 25456798, 26810883, 31404648, 35747844, 38185197, 38997648, 47106972, 47663792, 50913596, 53621766, 62809296, 71495688, 76370394, 94213944, 101827192, 107243532, 114555591, 140012389, 142991376, 152740788, 188427888, 203654384, 214487064, 229111182, 280024778, 305481576, 420037167, 428974128, 458222364, 560049556, 610963152, 840074334, 916444728, 1120099112, 1260111501, 1680148668, 1832889456, 2240198224, 2520223002, 3360297336, 5040446004, 6720594672, 10080892008, 20161784016]

約数ペア:

[(1, 20161784016), (2, 10080892008), (3, 6720594672), (4, 5040446004), (6, 3360297336), (8, 2520223002), (9, 2240198224), (11, 1832889456), (12, 1680148668), (16, 1260111501), (18, 1120099112), (22, 916444728), (24, 840074334), (33, 610963152), (36, 560049556), (44, 458222364), (47, 428974128), (48, 420037167), (66, 305481576), (72, 280024778), (88, 229111182), (94, 214487064), (99, 203654384), (107, 188427888), (132, 152740788), (141, 142991376), (144, 140012389), (176, 114555591), (188, 107243532), (198, 101827192), (214, 94213944), (264, 76370394), (282, 71495688), (321, 62809296), (376, 53621766), (396, 50913596), (423, 47663792), (428, 47106972), (517, 38997648), (528, 38185197), (564, 35747844), (642, 31404648), (752, 26810883), (792, 25456798), (846, 23831896), (856, 23553486), (963, 20936432), (1034, 19498824), (1128, 17873922), (1177, 17129808), (1284, 15702324), (1551, 12999216), (1584, 12728399), (1692, 11915948), (1712, 11776743), (1926, 10468216), (2068, 9749412), (2256, 8936961), (2354, 8564904), (2531, 7965936), (2568, 7851162), (3102, 6499608), (3384, 5957974), (3531, 5709936), (3852, 5234108), (4136, 4874706), (4653, 4333072), (4708, 4282452), (5029, 4009104), (5062, 3982968), (5136, 3925581), (6204, 3249804), (6768, 2978987), (7062, 2854968), (7593, 2655312), (7704, 2617054), (8272, 2437353), (9306, 2166536), (9416, 2141226), (10058, 2004552), (10124, 1991484), (10593, 1903312), (12408, 1624902), (14124, 1427484), (15087, 1336368), (15186, 1327656), (15408, 1308527), (18612, 1083268), (18832, 1070613), (20116, 1002276), (20248, 995742), (21186, 951656), (22779, 885104), (24816, 812451), (27841, 724176), (28248, 713742), (30174, 668184), (30372, 663828), (37224, 541634), (40232, 501138), (40496, 497871), (42372, 475828), (45261, 445456), (45558, 442552), (55319, 364464), (55682, 362088), (56496, 356871), (60348, 334092), (60744, 331914), (74448, 270817), (80464, 250569), (83523, 241392), (84744, 237914), (90522, 222728), (91116, 221276), (110638, 182232), (111364, 181044), (118957, 169488), (120696, 167046), (121488, 165957)]