621027540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8647}}^1$

素因数の和:8691

約数の個数: 192

約数和(自身を含む): 2324582400

約数和(自身を除く): 1703554860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3420, 3591, 3780, 3990, 4788, 5130, 5985, 7182, 7980, 8647, 10260, 11970, 14364, 17294, 17955, 23940, 25941, 34588, 35910, 43235, 51882, 60529, 71820, 77823, 86470, 103764, 121058, 129705, 155646, 164293, 172940, 181587, 233469, 242116, 259410, 302645, 311292, 328586, 363174, 389115, 466938, 492879, 518820, 544761, 605290, 657172, 726348, 778230, 821465, 907935, 933876, 985758, 1089522, 1150051, 1167345, 1210580, 1478637, 1556460, 1634283, 1642930, 1815870, 1971516, 2179044, 2300102, 2334690, 2464395, 2723805, 2957274, 3268566, 3285860, 3450153, 3631740, 4435911, 4600204, 4669380, 4928790, 5447610, 5750255, 5914548, 6537132, 6900306, 7393185, 8171415, 8871822, 9857580, 10350459, 10895220, 11500510, 13800612, 14786370, 16342830, 17250765, 17743644, 20700918, 22179555, 23001020, 29572740, 31051377, 32685660, 34501530, 41401836, 44359110, 51752295, 62102754, 69003060, 88718220, 103504590, 124205508, 155256885, 207009180, 310513770, 621027540]

約数ペア:

[(1, 621027540), (2, 310513770), (3, 207009180), (4, 155256885), (5, 124205508), (6, 103504590), (7, 88718220), (9, 69003060), (10, 62102754), (12, 51752295), (14, 44359110), (15, 41401836), (18, 34501530), (19, 32685660), (20, 31051377), (21, 29572740), (27, 23001020), (28, 22179555), (30, 20700918), (35, 17743644), (36, 17250765), (38, 16342830), (42, 14786370), (45, 13800612), (54, 11500510), (57, 10895220), (60, 10350459), (63, 9857580), (70, 8871822), (76, 8171415), (84, 7393185), (90, 6900306), (95, 6537132), (105, 5914548), (108, 5750255), (114, 5447610), (126, 4928790), (133, 4669380), (135, 4600204), (140, 4435911), (171, 3631740), (180, 3450153), (189, 3285860), (190, 3268566), (210, 2957274), (228, 2723805), (252, 2464395), (266, 2334690), (270, 2300102), (285, 2179044), (315, 1971516), (342, 1815870), (378, 1642930), (380, 1634283), (399, 1556460), (420, 1478637), (513, 1210580), (532, 1167345), (540, 1150051), (570, 1089522), (630, 985758), (665, 933876), (684, 907935), (756, 821465), (798, 778230), (855, 726348), (945, 657172), (1026, 605290), (1140, 544761), (1197, 518820), (1260, 492879), (1330, 466938), (1596, 389115), (1710, 363174), (1890, 328586), (1995, 311292), (2052, 302645), (2394, 259410), (2565, 242116), (2660, 233469), (3420, 181587), (3591, 172940), (3780, 164293), (3990, 155646), (4788, 129705), (5130, 121058), (5985, 103764), (7182, 86470), (7980, 77823), (8647, 71820), (10260, 60529), (11970, 51882), (14364, 43235), (17294, 35910), (17955, 34588), (23940, 25941)]