1254767220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17471}}^1$

素因数の和:17515

約数の個数: 192

約数和(自身を含む): 4696473600

約数和(自身を除く): 3441706380

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, 10260, 11970, 14364, 17471, 17955, 23940, 34942, 35910, 52413, 69884, 71820, 87355, 104826, 122297, 157239, 174710, 209652, 244594, 262065, 314478, 331949, 349420, 366891, 471717, 489188, 524130, 611485, 628956, 663898, 733782, 786195, 943434, 995847, 1048260, 1100673, 1222970, 1327796, 1467564, 1572390, 1659745, 1834455, 1886868, 1991694, 2201346, 2323643, 2358585, 2445940, 2987541, 3144780, 3302019, 3319490, 3668910, 3983388, 4402692, 4647286, 4717170, 4979235, 5503365, 5975082, 6604038, 6638980, 6970929, 7337820, 8962623, 9294572, 9434340, 9958470, 11006730, 11618215, 11950164, 13208076, 13941858, 14937705, 16510095, 17925246, 19916940, 20912787, 22013460, 23236430, 27883716, 29875410, 33020190, 34854645, 35850492, 41825574, 44813115, 46472860, 59750820, 62738361, 66040380, 69709290, 83651148, 89626230, 104563935, 125476722, 139418580, 179252460, 209127870, 250953444, 313691805, 418255740, 627383610, 1254767220]

約数ペア:

[(1, 1254767220), (2, 627383610), (3, 418255740), (4, 313691805), (5, 250953444), (6, 209127870), (7, 179252460), (9, 139418580), (10, 125476722), (12, 104563935), (14, 89626230), (15, 83651148), (18, 69709290), (19, 66040380), (20, 62738361), (21, 59750820), (27, 46472860), (28, 44813115), (30, 41825574), (35, 35850492), (36, 34854645), (38, 33020190), (42, 29875410), (45, 27883716), (54, 23236430), (57, 22013460), (60, 20912787), (63, 19916940), (70, 17925246), (76, 16510095), (84, 14937705), (90, 13941858), (95, 13208076), (105, 11950164), (108, 11618215), (114, 11006730), (126, 9958470), (133, 9434340), (135, 9294572), (140, 8962623), (171, 7337820), (180, 6970929), (189, 6638980), (190, 6604038), (210, 5975082), (228, 5503365), (252, 4979235), (266, 4717170), (270, 4647286), (285, 4402692), (315, 3983388), (342, 3668910), (378, 3319490), (380, 3302019), (399, 3144780), (420, 2987541), (513, 2445940), (532, 2358585), (540, 2323643), (570, 2201346), (630, 1991694), (665, 1886868), (684, 1834455), (756, 1659745), (798, 1572390), (855, 1467564), (945, 1327796), (1026, 1222970), (1140, 1100673), (1197, 1048260), (1260, 995847), (1330, 943434), (1596, 786195), (1710, 733782), (1890, 663898), (1995, 628956), (2052, 611485), (2394, 524130), (2565, 489188), (2660, 471717), (3420, 366891), (3591, 349420), (3780, 331949), (3990, 314478), (4788, 262065), (5130, 244594), (5985, 209652), (7182, 174710), (7980, 157239), (10260, 122297), (11970, 104826), (14364, 87355), (17471, 71820), (17955, 69884), (23940, 52413), (34942, 35910)]