1454830720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2557}}^1$

素因数の和:2710

約数の個数: 128

約数和(自身を含む): 4007669760

約数和(自身を除く): 2552839040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 128, 140, 160, 224, 254, 280, 320, 448, 508, 560, 635, 640, 889, 896, 1016, 1120, 1270, 1778, 2032, 2240, 2540, 2557, 3556, 4064, 4445, 4480, 5080, 5114, 7112, 8128, 8890, 10160, 10228, 12785, 14224, 16256, 17780, 17899, 20320, 20456, 25570, 28448, 35560, 35798, 40640, 40912, 51140, 56896, 71120, 71596, 81280, 81824, 89495, 102280, 113792, 142240, 143192, 163648, 178990, 204560, 284480, 286384, 324739, 327296, 357980, 409120, 568960, 572768, 649478, 715960, 818240, 1145536, 1298956, 1431920, 1623695, 1636480, 2273173, 2291072, 2597912, 2863840, 3247390, 4546346, 5195824, 5727680, 6494780, 9092692, 10391648, 11365865, 11455360, 12989560, 18185384, 20783296, 22731730, 25979120, 36370768, 41566592, 45463460, 51958240, 72741536, 90926920, 103916480, 145483072, 181853840, 207832960, 290966144, 363707680, 727415360, 1454830720]

約数ペア:

[(1, 1454830720), (2, 727415360), (4, 363707680), (5, 290966144), (7, 207832960), (8, 181853840), (10, 145483072), (14, 103916480), (16, 90926920), (20, 72741536), (28, 51958240), (32, 45463460), (35, 41566592), (40, 36370768), (56, 25979120), (64, 22731730), (70, 20783296), (80, 18185384), (112, 12989560), (127, 11455360), (128, 11365865), (140, 10391648), (160, 9092692), (224, 6494780), (254, 5727680), (280, 5195824), (320, 4546346), (448, 3247390), (508, 2863840), (560, 2597912), (635, 2291072), (640, 2273173), (889, 1636480), (896, 1623695), (1016, 1431920), (1120, 1298956), (1270, 1145536), (1778, 818240), (2032, 715960), (2240, 649478), (2540, 572768), (2557, 568960), (3556, 409120), (4064, 357980), (4445, 327296), (4480, 324739), (5080, 286384), (5114, 284480), (7112, 204560), (8128, 178990), (8890, 163648), (10160, 143192), (10228, 142240), (12785, 113792), (14224, 102280), (16256, 89495), (17780, 81824), (17899, 81280), (20320, 71596), (20456, 71120), (25570, 56896), (28448, 51140), (35560, 40912), (35798, 40640)]