2019284400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{571}}^1$

素因数の和:1020

約数の個数: 240

約数和(自身を含む): 7423040768

約数和(自身を除く): 5403756368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 421, 525, 560, 571, 600, 700, 840, 842, 1050, 1142, 1200, 1263, 1400, 1680, 1684, 1713, 2100, 2105, 2284, 2526, 2800, 2855, 2947, 3368, 3426, 3997, 4200, 4210, 4568, 5052, 5710, 5894, 6315, 6736, 6852, 7994, 8400, 8420, 8565, 8841, 9136, 10104, 10525, 11420, 11788, 11991, 12630, 13704, 14275, 14735, 15988, 16840, 17130, 17682, 19985, 20208, 21050, 22840, 23576, 23982, 25260, 27408, 28550, 29470, 31575, 31976, 33680, 34260, 35364, 39970, 42100, 42825, 44205, 45680, 47152, 47964, 50520, 57100, 58940, 59955, 63150, 63952, 68520, 70728, 73675, 79940, 84200, 85650, 88410, 95928, 99925, 101040, 114200, 117880, 119910, 126300, 137040, 141456, 147350, 159880, 168400, 171300, 176820, 191856, 199850, 221025, 228400, 235760, 239820, 240391, 252600, 294700, 299775, 319760, 342600, 353640, 399700, 442050, 479640, 480782, 505200, 589400, 599550, 685200, 707280, 721173, 799400, 884100, 959280, 961564, 1178800, 1199100, 1201955, 1442346, 1598800, 1682737, 1768200, 1923128, 2398200, 2403910, 2884692, 3365474, 3536400, 3605865, 3846256, 4796400, 4807820, 5048211, 5769384, 6009775, 6730948, 7211730, 8413685, 9615640, 10096422, 11538768, 12019550, 13461896, 14423460, 16827370, 18029325, 19231280, 20192844, 24039100, 25241055, 26923792, 28846920, 33654740, 36058650, 40385688, 42068425, 48078200, 50482110, 57693840, 67309480, 72117300, 80771376, 84136850, 96156400, 100964220, 126205275, 134618960, 144234600, 168273700, 201928440, 252410550, 288469200, 336547400, 403856880, 504821100, 673094800, 1009642200, 2019284400]

約数ペア:

[(1, 2019284400), (2, 1009642200), (3, 673094800), (4, 504821100), (5, 403856880), (6, 336547400), (7, 288469200), (8, 252410550), (10, 201928440), (12, 168273700), (14, 144234600), (15, 134618960), (16, 126205275), (20, 100964220), (21, 96156400), (24, 84136850), (25, 80771376), (28, 72117300), (30, 67309480), (35, 57693840), (40, 50482110), (42, 48078200), (48, 42068425), (50, 40385688), (56, 36058650), (60, 33654740), (70, 28846920), (75, 26923792), (80, 25241055), (84, 24039100), (100, 20192844), (105, 19231280), (112, 18029325), (120, 16827370), (140, 14423460), (150, 13461896), (168, 12019550), (175, 11538768), (200, 10096422), (210, 9615640), (240, 8413685), (280, 7211730), (300, 6730948), (336, 6009775), (350, 5769384), (400, 5048211), (420, 4807820), (421, 4796400), (525, 3846256), (560, 3605865), (571, 3536400), (600, 3365474), (700, 2884692), (840, 2403910), (842, 2398200), (1050, 1923128), (1142, 1768200), (1200, 1682737), (1263, 1598800), (1400, 1442346), (1680, 1201955), (1684, 1199100), (1713, 1178800), (2100, 961564), (2105, 959280), (2284, 884100), (2526, 799400), (2800, 721173), (2855, 707280), (2947, 685200), (3368, 599550), (3426, 589400), (3997, 505200), (4200, 480782), (4210, 479640), (4568, 442050), (5052, 399700), (5710, 353640), (5894, 342600), (6315, 319760), (6736, 299775), (6852, 294700), (7994, 252600), (8400, 240391), (8420, 239820), (8565, 235760), (8841, 228400), (9136, 221025), (10104, 199850), (10525, 191856), (11420, 176820), (11788, 171300), (11991, 168400), (12630, 159880), (13704, 147350), (14275, 141456), (14735, 137040), (15988, 126300), (16840, 119910), (17130, 117880), (17682, 114200), (19985, 101040), (20208, 99925), (21050, 95928), (22840, 88410), (23576, 85650), (23982, 84200), (25260, 79940), (27408, 73675), (28550, 70728), (29470, 68520), (31575, 63952), (31976, 63150), (33680, 59955), (34260, 58940), (35364, 57100), (39970, 50520), (42100, 47964), (42825, 47152), (44205, 45680)]