284287500

素因数分解:

$2^2\times 3^2\times 5^5\times 7^1\times {\mathrm{19}}^2$

素因数の和:80

約数の個数: 324

約数和(自身を含む): 1083399408

約数和(自身を除く): 799111908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 25, 28, 30, 35, 36, 38, 42, 45, 50, 57, 60, 63, 70, 75, 76, 84, 90, 95, 100, 105, 114, 125, 126, 133, 140, 150, 171, 175, 180, 190, 210, 225, 228, 250, 252, 266, 285, 300, 315, 342, 350, 361, 375, 380, 399, 420, 450, 475, 500, 525, 532, 570, 625, 630, 665, 684, 700, 722, 750, 798, 855, 875, 900, 950, 1050, 1083, 1125, 1140, 1197, 1250, 1260, 1330, 1425, 1444, 1500, 1575, 1596, 1710, 1750, 1805, 1875, 1900, 1995, 2100, 2166, 2250, 2375, 2394, 2500, 2527, 2625, 2660, 2850, 3125, 3150, 3249, 3325, 3420, 3500, 3610, 3750, 3990, 4275, 4332, 4375, 4500, 4750, 4788, 5054, 5250, 5415, 5625, 5700, 5985, 6250, 6300, 6498, 6650, 7125, 7220, 7500, 7581, 7875, 7980, 8550, 8750, 9025, 9375, 9500, 9975, 10108, 10500, 10830, 11250, 11875, 11970, 12500, 12635, 12996, 13125, 13300, 14250, 15162, 15750, 16245, 16625, 17100, 17500, 18050, 18750, 19950, 21375, 21660, 21875, 22500, 22743, 23750, 23940, 25270, 26250, 27075, 28125, 28500, 29925, 30324, 31500, 32490, 33250, 35625, 36100, 37500, 37905, 39375, 39900, 42750, 43750, 45125, 45486, 47500, 49875, 50540, 52500, 54150, 56250, 59375, 59850, 63175, 64980, 65625, 66500, 71250, 75810, 78750, 81225, 83125, 85500, 87500, 90250, 90972, 99750, 106875, 108300, 112500, 113715, 118750, 119700, 126350, 131250, 135375, 142500, 149625, 151620, 157500, 162450, 166250, 178125, 180500, 189525, 196875, 199500, 213750, 225625, 227430, 237500, 249375, 252700, 262500, 270750, 299250, 315875, 324900, 332500, 356250, 379050, 393750, 406125, 415625, 427500, 451250, 454860, 498750, 534375, 541500, 568575, 598500, 631750, 676875, 712500, 748125, 758100, 787500, 812250, 831250, 902500, 947625, 997500, 1068750, 1128125, 1137150, 1246875, 1263500, 1353750, 1496250, 1579375, 1624500, 1662500, 1895250, 2030625, 2137500, 2256250, 2274300, 2493750, 2707500, 2842875, 2992500, 3158750, 3384375, 3740625, 3790500, 4061250, 4512500, 4738125, 4987500, 5685750, 6317500, 6768750, 7481250, 7896875, 8122500, 9476250, 10153125, 11371500, 13537500, 14214375, 14962500, 15793750, 18952500, 20306250, 23690625, 28428750, 31587500, 40612500, 47381250, 56857500, 71071875, 94762500, 142143750, 284287500]

約数ペア:

[(1, 284287500), (2, 142143750), (3, 94762500), (4, 71071875), (5, 56857500), (6, 47381250), (7, 40612500), (9, 31587500), (10, 28428750), (12, 23690625), (14, 20306250), (15, 18952500), (18, 15793750), (19, 14962500), (20, 14214375), (21, 13537500), (25, 11371500), (28, 10153125), (30, 9476250), (35, 8122500), (36, 7896875), (38, 7481250), (42, 6768750), (45, 6317500), (50, 5685750), (57, 4987500), (60, 4738125), (63, 4512500), (70, 4061250), (75, 3790500), (76, 3740625), (84, 3384375), (90, 3158750), (95, 2992500), (100, 2842875), (105, 2707500), (114, 2493750), (125, 2274300), (126, 2256250), (133, 2137500), (140, 2030625), (150, 1895250), (171, 1662500), (175, 1624500), (180, 1579375), (190, 1496250), (210, 1353750), (225, 1263500), (228, 1246875), (250, 1137150), (252, 1128125), (266, 1068750), (285, 997500), (300, 947625), (315, 902500), (342, 831250), (350, 812250), (361, 787500), (375, 758100), (380, 748125), (399, 712500), (420, 676875), (450, 631750), (475, 598500), (500, 568575), (525, 541500), (532, 534375), (570, 498750), (625, 454860), (630, 451250), (665, 427500), (684, 415625), (700, 406125), (722, 393750), (750, 379050), (798, 356250), (855, 332500), (875, 324900), (900, 315875), (950, 299250), (1050, 270750), (1083, 262500), (1125, 252700), (1140, 249375), (1197, 237500), (1250, 227430), (1260, 225625), (1330, 213750), (1425, 199500), (1444, 196875), (1500, 189525), (1575, 180500), (1596, 178125), (1710, 166250), (1750, 162450), (1805, 157500), (1875, 151620), (1900, 149625), (1995, 142500), (2100, 135375), (2166, 131250), (2250, 126350), (2375, 119700), (2394, 118750), (2500, 113715), (2527, 112500), (2625, 108300), (2660, 106875), (2850, 99750), (3125, 90972), (3150, 90250), (3249, 87500), (3325, 85500), (3420, 83125), (3500, 81225), (3610, 78750), (3750, 75810), (3990, 71250), (4275, 66500), (4332, 65625), (4375, 64980), (4500, 63175), (4750, 59850), (4788, 59375), (5054, 56250), (5250, 54150), (5415, 52500), (5625, 50540), (5700, 49875), (5985, 47500), (6250, 45486), (6300, 45125), (6498, 43750), (6650, 42750), (7125, 39900), (7220, 39375), (7500, 37905), (7581, 37500), (7875, 36100), (7980, 35625), (8550, 33250), (8750, 32490), (9025, 31500), (9375, 30324), (9500, 29925), (9975, 28500), (10108, 28125), (10500, 27075), (10830, 26250), (11250, 25270), (11875, 23940), (11970, 23750), (12500, 22743), (12635, 22500), (12996, 21875), (13125, 21660), (13300, 21375), (14250, 19950), (15162, 18750), (15750, 18050), (16245, 17500), (16625, 17100)]