20807840400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{1249}}^1\times {\mathrm{13883}}^1$

素因数の和:15153

約数の個数: 120

約数和(自身を含む): 66712620000

約数和(自身を除く): 45904779600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 1249, 2498, 3747, 4996, 6245, 7494, 9992, 12490, 13883, 14988, 18735, 19984, 24980, 27766, 29976, 31225, 37470, 41649, 49960, 55532, 59952, 62450, 69415, 74940, 83298, 93675, 99920, 111064, 124900, 138830, 149880, 166596, 187350, 208245, 222128, 249800, 277660, 299760, 333192, 347075, 374700, 416490, 499600, 555320, 666384, 694150, 749400, 832980, 1041225, 1110640, 1388300, 1498800, 1665960, 2082450, 2776600, 3331920, 4164900, 5553200, 8329800, 16659600, 17339867, 34679734, 52019601, 69359468, 86699335, 104039202, 138718936, 173398670, 208078404, 260098005, 277437872, 346797340, 416156808, 433496675, 520196010, 693594680, 832313616, 866993350, 1040392020, 1300490025, 1387189360, 1733986700, 2080784040, 2600980050, 3467973400, 4161568080, 5201960100, 6935946800, 10403920200, 20807840400]

約数ペア:

[(1, 20807840400), (2, 10403920200), (3, 6935946800), (4, 5201960100), (5, 4161568080), (6, 3467973400), (8, 2600980050), (10, 2080784040), (12, 1733986700), (15, 1387189360), (16, 1300490025), (20, 1040392020), (24, 866993350), (25, 832313616), (30, 693594680), (40, 520196010), (48, 433496675), (50, 416156808), (60, 346797340), (75, 277437872), (80, 260098005), (100, 208078404), (120, 173398670), (150, 138718936), (200, 104039202), (240, 86699335), (300, 69359468), (400, 52019601), (600, 34679734), (1200, 17339867), (1249, 16659600), (2498, 8329800), (3747, 5553200), (4996, 4164900), (6245, 3331920), (7494, 2776600), (9992, 2082450), (12490, 1665960), (13883, 1498800), (14988, 1388300), (18735, 1110640), (19984, 1041225), (24980, 832980), (27766, 749400), (29976, 694150), (31225, 666384), (37470, 555320), (41649, 499600), (49960, 416490), (55532, 374700), (59952, 347075), (62450, 333192), (69415, 299760), (74940, 277660), (83298, 249800), (93675, 222128), (99920, 208245), (111064, 187350), (124900, 166596), (138830, 149880)]