664228320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:974

約数の個数: 288

約数和(自身を含む): 2515193856

約数和(自身を除く): 1850965536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 96, 98, 105, 112, 120, 124, 140, 147, 155, 160, 168, 186, 196, 210, 217, 224, 240, 245, 248, 280, 294, 310, 336, 372, 392, 420, 434, 465, 480, 490, 496, 560, 588, 620, 651, 672, 735, 744, 784, 840, 868, 911, 930, 980, 992, 1085, 1120, 1176, 1240, 1302, 1470, 1488, 1519, 1568, 1680, 1736, 1822, 1860, 1960, 2170, 2352, 2480, 2604, 2733, 2940, 2976, 3038, 3255, 3360, 3472, 3644, 3720, 3920, 4340, 4555, 4557, 4704, 4960, 5208, 5466, 5880, 6076, 6377, 6510, 6944, 7288, 7440, 7595, 7840, 8680, 9110, 9114, 10416, 10932, 11760, 12152, 12754, 13020, 13665, 14576, 14880, 15190, 17360, 18220, 18228, 19131, 20832, 21864, 22785, 23520, 24304, 25508, 26040, 27330, 28241, 29152, 30380, 31885, 34720, 36440, 36456, 38262, 43728, 44639, 45570, 48608, 51016, 52080, 54660, 56482, 60760, 63770, 72880, 72912, 76524, 84723, 87456, 89278, 91140, 95655, 102032, 104160, 109320, 112964, 121520, 127540, 133917, 141205, 145760, 145824, 153048, 169446, 178556, 182280, 191310, 197687, 204064, 218640, 223195, 225928, 243040, 255080, 267834, 282410, 306096, 338892, 357112, 364560, 382620, 395374, 423615, 437280, 446390, 451856, 510160, 535668, 564820, 593061, 612192, 669585, 677784, 714224, 729120, 765240, 790748, 847230, 892780, 903712, 988435, 1020320, 1071336, 1129640, 1186122, 1339170, 1355568, 1383809, 1428448, 1530480, 1581496, 1694460, 1785560, 1976870, 2142672, 2259280, 2372244, 2678340, 2711136, 2767618, 2965305, 3060960, 3162992, 3388920, 3571120, 3953740, 4151427, 4285344, 4518560, 4744488, 5356680, 5535236, 5930610, 6325984, 6777840, 6919045, 7142240, 7907480, 8302854, 9488976, 10713360, 11070472, 11861220, 13555680, 13838090, 15814960, 16605708, 18977952, 20757135, 21426720, 22140944, 23722440, 27676180, 31629920, 33211416, 41514270, 44281888, 47444880, 55352360, 66422832, 83028540, 94889760, 110704720, 132845664, 166057080, 221409440, 332114160, 664228320]

約数ペア:

[(1, 664228320), (2, 332114160), (3, 221409440), (4, 166057080), (5, 132845664), (6, 110704720), (7, 94889760), (8, 83028540), (10, 66422832), (12, 55352360), (14, 47444880), (15, 44281888), (16, 41514270), (20, 33211416), (21, 31629920), (24, 27676180), (28, 23722440), (30, 22140944), (31, 21426720), (32, 20757135), (35, 18977952), (40, 16605708), (42, 15814960), (48, 13838090), (49, 13555680), (56, 11861220), (60, 11070472), (62, 10713360), (70, 9488976), (80, 8302854), (84, 7907480), (93, 7142240), (96, 6919045), (98, 6777840), (105, 6325984), (112, 5930610), (120, 5535236), (124, 5356680), (140, 4744488), (147, 4518560), (155, 4285344), (160, 4151427), (168, 3953740), (186, 3571120), (196, 3388920), (210, 3162992), (217, 3060960), (224, 2965305), (240, 2767618), (245, 2711136), (248, 2678340), (280, 2372244), (294, 2259280), (310, 2142672), (336, 1976870), (372, 1785560), (392, 1694460), (420, 1581496), (434, 1530480), (465, 1428448), (480, 1383809), (490, 1355568), (496, 1339170), (560, 1186122), (588, 1129640), (620, 1071336), (651, 1020320), (672, 988435), (735, 903712), (744, 892780), (784, 847230), (840, 790748), (868, 765240), (911, 729120), (930, 714224), (980, 677784), (992, 669585), (1085, 612192), (1120, 593061), (1176, 564820), (1240, 535668), (1302, 510160), (1470, 451856), (1488, 446390), (1519, 437280), (1568, 423615), (1680, 395374), (1736, 382620), (1822, 364560), (1860, 357112), (1960, 338892), (2170, 306096), (2352, 282410), (2480, 267834), (2604, 255080), (2733, 243040), (2940, 225928), (2976, 223195), (3038, 218640), (3255, 204064), (3360, 197687), (3472, 191310), (3644, 182280), (3720, 178556), (3920, 169446), (4340, 153048), (4555, 145824), (4557, 145760), (4704, 141205), (4960, 133917), (5208, 127540), (5466, 121520), (5880, 112964), (6076, 109320), (6377, 104160), (6510, 102032), (6944, 95655), (7288, 91140), (7440, 89278), (7595, 87456), (7840, 84723), (8680, 76524), (9110, 72912), (9114, 72880), (10416, 63770), (10932, 60760), (11760, 56482), (12152, 54660), (12754, 52080), (13020, 51016), (13665, 48608), (14576, 45570), (14880, 44639), (15190, 43728), (17360, 38262), (18220, 36456), (18228, 36440), (19131, 34720), (20832, 31885), (21864, 30380), (22785, 29152), (23520, 28241), (24304, 27330), (25508, 26040)]