251314140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:465

約数の個数: 288

約数和(自身を含む): 942278400

約数和(自身を除く): 690964260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 49, 55, 57, 60, 66, 70, 76, 77, 84, 95, 98, 105, 110, 114, 132, 133, 140, 147, 154, 165, 190, 196, 209, 210, 220, 228, 231, 245, 266, 285, 294, 308, 330, 380, 385, 399, 409, 418, 420, 462, 490, 532, 539, 570, 588, 627, 660, 665, 735, 770, 798, 818, 836, 924, 931, 980, 1045, 1078, 1140, 1155, 1227, 1254, 1330, 1463, 1470, 1540, 1596, 1617, 1636, 1862, 1995, 2045, 2090, 2156, 2310, 2454, 2508, 2660, 2695, 2793, 2863, 2926, 2940, 3135, 3234, 3724, 3990, 4090, 4180, 4389, 4499, 4620, 4655, 4908, 5390, 5586, 5726, 5852, 6135, 6270, 6468, 7315, 7771, 7980, 8085, 8180, 8589, 8778, 8998, 9310, 10241, 10780, 11172, 11452, 12270, 12540, 13497, 13965, 14315, 14630, 15542, 16170, 17178, 17556, 17996, 18620, 20041, 20482, 21945, 22495, 23313, 24540, 26994, 27930, 28630, 29260, 30723, 31084, 31493, 32340, 34356, 38855, 40082, 40964, 42945, 43890, 44990, 46626, 51205, 53988, 54397, 55860, 57260, 60123, 61446, 62986, 67485, 77710, 80164, 85481, 85890, 87780, 89980, 93252, 94479, 100205, 102410, 108794, 116565, 120246, 122892, 125972, 134970, 153615, 155420, 157465, 163191, 170962, 171780, 188958, 200410, 204820, 217588, 220451, 233130, 240492, 256443, 269940, 271985, 300615, 307230, 314930, 326382, 341924, 377916, 380779, 400820, 427405, 440902, 466260, 472395, 512886, 543970, 598367, 601230, 614460, 629860, 652764, 661353, 761558, 815955, 854810, 881804, 944790, 1025772, 1087940, 1102255, 1142337, 1196734, 1202460, 1282215, 1322706, 1523116, 1631910, 1709620, 1795101, 1889580, 1903895, 2204510, 2284674, 2393468, 2564430, 2645412, 2991835, 3263820, 3306765, 3590202, 3807790, 4188569, 4409020, 4569348, 5128860, 5711685, 5983670, 6613530, 7180404, 7615580, 8377138, 8975505, 11423370, 11967340, 12565707, 13227060, 16754276, 17951010, 20942845, 22846740, 25131414, 35902020, 41885690, 50262828, 62828535, 83771380, 125657070, 251314140]

約数ペア:

[(1, 251314140), (2, 125657070), (3, 83771380), (4, 62828535), (5, 50262828), (6, 41885690), (7, 35902020), (10, 25131414), (11, 22846740), (12, 20942845), (14, 17951010), (15, 16754276), (19, 13227060), (20, 12565707), (21, 11967340), (22, 11423370), (28, 8975505), (30, 8377138), (33, 7615580), (35, 7180404), (38, 6613530), (42, 5983670), (44, 5711685), (49, 5128860), (55, 4569348), (57, 4409020), (60, 4188569), (66, 3807790), (70, 3590202), (76, 3306765), (77, 3263820), (84, 2991835), (95, 2645412), (98, 2564430), (105, 2393468), (110, 2284674), (114, 2204510), (132, 1903895), (133, 1889580), (140, 1795101), (147, 1709620), (154, 1631910), (165, 1523116), (190, 1322706), (196, 1282215), (209, 1202460), (210, 1196734), (220, 1142337), (228, 1102255), (231, 1087940), (245, 1025772), (266, 944790), (285, 881804), (294, 854810), (308, 815955), (330, 761558), (380, 661353), (385, 652764), (399, 629860), (409, 614460), (418, 601230), (420, 598367), (462, 543970), (490, 512886), (532, 472395), (539, 466260), (570, 440902), (588, 427405), (627, 400820), (660, 380779), (665, 377916), (735, 341924), (770, 326382), (798, 314930), (818, 307230), (836, 300615), (924, 271985), (931, 269940), (980, 256443), (1045, 240492), (1078, 233130), (1140, 220451), (1155, 217588), (1227, 204820), (1254, 200410), (1330, 188958), (1463, 171780), (1470, 170962), (1540, 163191), (1596, 157465), (1617, 155420), (1636, 153615), (1862, 134970), (1995, 125972), (2045, 122892), (2090, 120246), (2156, 116565), (2310, 108794), (2454, 102410), (2508, 100205), (2660, 94479), (2695, 93252), (2793, 89980), (2863, 87780), (2926, 85890), (2940, 85481), (3135, 80164), (3234, 77710), (3724, 67485), (3990, 62986), (4090, 61446), (4180, 60123), (4389, 57260), (4499, 55860), (4620, 54397), (4655, 53988), (4908, 51205), (5390, 46626), (5586, 44990), (5726, 43890), (5852, 42945), (6135, 40964), (6270, 40082), (6468, 38855), (7315, 34356), (7771, 32340), (7980, 31493), (8085, 31084), (8180, 30723), (8589, 29260), (8778, 28630), (8998, 27930), (9310, 26994), (10241, 24540), (10780, 23313), (11172, 22495), (11452, 21945), (12270, 20482), (12540, 20041), (13497, 18620), (13965, 17996), (14315, 17556), (14630, 17178), (15542, 16170)]