747321840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1283}}^1$

素因数の和:2111

約数の個数: 120

約数和(自身を含む): 2514816720

約数和(自身を除く): 1767494880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 809, 1283, 1618, 2427, 2566, 3236, 3849, 4045, 4854, 5132, 6415, 6472, 7281, 7698, 8090, 9708, 10264, 11547, 12135, 12830, 12944, 14562, 15396, 16180, 19245, 19416, 20528, 23094, 24270, 25660, 29124, 30792, 32360, 36405, 38490, 38832, 46188, 48540, 51320, 57735, 58248, 61584, 64720, 72810, 76980, 92376, 97080, 102640, 115470, 116496, 145620, 153960, 184752, 194160, 230940, 291240, 307920, 461880, 582480, 923760, 1037947, 2075894, 3113841, 4151788, 5189735, 6227682, 8303576, 9341523, 10379470, 12455364, 15569205, 16607152, 18683046, 20758940, 24910728, 31138410, 37366092, 41517880, 46707615, 49821456, 62276820, 74732184, 83035760, 93415230, 124553640, 149464368, 186830460, 249107280, 373660920, 747321840]

約数ペア:

[(1, 747321840), (2, 373660920), (3, 249107280), (4, 186830460), (5, 149464368), (6, 124553640), (8, 93415230), (9, 83035760), (10, 74732184), (12, 62276820), (15, 49821456), (16, 46707615), (18, 41517880), (20, 37366092), (24, 31138410), (30, 24910728), (36, 20758940), (40, 18683046), (45, 16607152), (48, 15569205), (60, 12455364), (72, 10379470), (80, 9341523), (90, 8303576), (120, 6227682), (144, 5189735), (180, 4151788), (240, 3113841), (360, 2075894), (720, 1037947), (809, 923760), (1283, 582480), (1618, 461880), (2427, 307920), (2566, 291240), (3236, 230940), (3849, 194160), (4045, 184752), (4854, 153960), (5132, 145620), (6415, 116496), (6472, 115470), (7281, 102640), (7698, 97080), (8090, 92376), (9708, 76980), (10264, 72810), (11547, 64720), (12135, 61584), (12830, 58248), (12944, 57735), (14562, 51320), (15396, 48540), (16180, 46188), (19245, 38832), (19416, 38490), (20528, 36405), (23094, 32360), (24270, 30792), (25660, 29124)]