904379840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2389}}^1$

素因数の和:2439

約数の個数: 168

約数和(自身を含む): 2666207520

約数和(自身を除く): 1761827680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 320, 338, 364, 416, 448, 455, 520, 560, 676, 728, 832, 845, 910, 1040, 1120, 1183, 1352, 1456, 1690, 1820, 2080, 2240, 2366, 2389, 2704, 2912, 3380, 3640, 4160, 4732, 4778, 5408, 5824, 5915, 6760, 7280, 9464, 9556, 10816, 11830, 11945, 13520, 14560, 16723, 18928, 19112, 23660, 23890, 27040, 29120, 31057, 33446, 37856, 38224, 47320, 47780, 54080, 62114, 66892, 75712, 76448, 83615, 94640, 95560, 124228, 133784, 152896, 155285, 167230, 189280, 191120, 217399, 248456, 267568, 310570, 334460, 378560, 382240, 403741, 434798, 496912, 535136, 621140, 668920, 764480, 807482, 869596, 993824, 1070272, 1086995, 1242280, 1337840, 1614964, 1739192, 1987648, 2018705, 2173990, 2484560, 2675680, 2826187, 3229928, 3478384, 4037410, 4347980, 4969120, 5351360, 5652374, 6459856, 6956768, 8074820, 8695960, 9938240, 11304748, 12919712, 13913536, 14130935, 16149640, 17391920, 22609496, 25839424, 28261870, 32299280, 34783840, 45218992, 56523740, 64598560, 69567680, 90437984, 113047480, 129197120, 180875968, 226094960, 452189920, 904379840]

約数ペア:

[(1, 904379840), (2, 452189920), (4, 226094960), (5, 180875968), (7, 129197120), (8, 113047480), (10, 90437984), (13, 69567680), (14, 64598560), (16, 56523740), (20, 45218992), (26, 34783840), (28, 32299280), (32, 28261870), (35, 25839424), (40, 22609496), (52, 17391920), (56, 16149640), (64, 14130935), (65, 13913536), (70, 12919712), (80, 11304748), (91, 9938240), (104, 8695960), (112, 8074820), (130, 6956768), (140, 6459856), (160, 5652374), (169, 5351360), (182, 4969120), (208, 4347980), (224, 4037410), (260, 3478384), (280, 3229928), (320, 2826187), (338, 2675680), (364, 2484560), (416, 2173990), (448, 2018705), (455, 1987648), (520, 1739192), (560, 1614964), (676, 1337840), (728, 1242280), (832, 1086995), (845, 1070272), (910, 993824), (1040, 869596), (1120, 807482), (1183, 764480), (1352, 668920), (1456, 621140), (1690, 535136), (1820, 496912), (2080, 434798), (2240, 403741), (2366, 382240), (2389, 378560), (2704, 334460), (2912, 310570), (3380, 267568), (3640, 248456), (4160, 217399), (4732, 191120), (4778, 189280), (5408, 167230), (5824, 155285), (5915, 152896), (6760, 133784), (7280, 124228), (9464, 95560), (9556, 94640), (10816, 83615), (11830, 76448), (11945, 75712), (13520, 66892), (14560, 62114), (16723, 54080), (18928, 47780), (19112, 47320), (23660, 38224), (23890, 37856), (27040, 33446), (29120, 31057)]