420064260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:487

約数の個数: 288

約数和(自身を含む): 1544417280

約数和(自身を除く): 1124353020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 49, 55, 60, 62, 66, 70, 77, 84, 93, 98, 105, 110, 124, 132, 140, 147, 154, 155, 165, 186, 196, 210, 217, 220, 231, 245, 294, 308, 310, 330, 341, 372, 385, 419, 420, 434, 462, 465, 490, 539, 588, 620, 651, 660, 682, 735, 770, 838, 868, 924, 930, 980, 1023, 1078, 1085, 1155, 1257, 1302, 1364, 1470, 1519, 1540, 1617, 1676, 1705, 1860, 2046, 2095, 2156, 2170, 2310, 2387, 2514, 2604, 2695, 2933, 2940, 3038, 3234, 3255, 3410, 4092, 4190, 4340, 4557, 4609, 4620, 4774, 5028, 5115, 5390, 5866, 6076, 6285, 6468, 6510, 6820, 7161, 7595, 8085, 8380, 8799, 9114, 9218, 9548, 10230, 10780, 11732, 11935, 12570, 12989, 13020, 13827, 14322, 14665, 15190, 16170, 16709, 17598, 18228, 18436, 20460, 20531, 22785, 23045, 23870, 25140, 25978, 27654, 28644, 29330, 30380, 32263, 32340, 33418, 35196, 35805, 38967, 41062, 43995, 45570, 46090, 47740, 50127, 51956, 55308, 58660, 61593, 64526, 64945, 66836, 69135, 71610, 77934, 82124, 83545, 87990, 90923, 91140, 92180, 96789, 100254, 102655, 123186, 129052, 129890, 138270, 142879, 143220, 155868, 161315, 167090, 175980, 181846, 193578, 194835, 200508, 205310, 225841, 246372, 250635, 259780, 272769, 276540, 285758, 307965, 322630, 334180, 363692, 387156, 389670, 410620, 428637, 451682, 454615, 483945, 501270, 545538, 571516, 615930, 636461, 645260, 677523, 714395, 779340, 857274, 903364, 909230, 967890, 1000153, 1002540, 1091076, 1129205, 1231860, 1272922, 1355046, 1363845, 1428790, 1714548, 1818460, 1909383, 1935780, 2000306, 2143185, 2258410, 2545844, 2710092, 2727690, 2857580, 3000459, 3182305, 3387615, 3818766, 4000612, 4286370, 4516820, 5000765, 5455380, 6000918, 6364610, 6775230, 7001071, 7637532, 8572740, 9546915, 10001530, 12001836, 12729220, 13550460, 14002142, 15002295, 19093830, 20003060, 21003213, 28004284, 30004590, 35005355, 38187660, 42006426, 60009180, 70010710, 84012852, 105016065, 140021420, 210032130, 420064260]

約数ペア:

[(1, 420064260), (2, 210032130), (3, 140021420), (4, 105016065), (5, 84012852), (6, 70010710), (7, 60009180), (10, 42006426), (11, 38187660), (12, 35005355), (14, 30004590), (15, 28004284), (20, 21003213), (21, 20003060), (22, 19093830), (28, 15002295), (30, 14002142), (31, 13550460), (33, 12729220), (35, 12001836), (42, 10001530), (44, 9546915), (49, 8572740), (55, 7637532), (60, 7001071), (62, 6775230), (66, 6364610), (70, 6000918), (77, 5455380), (84, 5000765), (93, 4516820), (98, 4286370), (105, 4000612), (110, 3818766), (124, 3387615), (132, 3182305), (140, 3000459), (147, 2857580), (154, 2727690), (155, 2710092), (165, 2545844), (186, 2258410), (196, 2143185), (210, 2000306), (217, 1935780), (220, 1909383), (231, 1818460), (245, 1714548), (294, 1428790), (308, 1363845), (310, 1355046), (330, 1272922), (341, 1231860), (372, 1129205), (385, 1091076), (419, 1002540), (420, 1000153), (434, 967890), (462, 909230), (465, 903364), (490, 857274), (539, 779340), (588, 714395), (620, 677523), (651, 645260), (660, 636461), (682, 615930), (735, 571516), (770, 545538), (838, 501270), (868, 483945), (924, 454615), (930, 451682), (980, 428637), (1023, 410620), (1078, 389670), (1085, 387156), (1155, 363692), (1257, 334180), (1302, 322630), (1364, 307965), (1470, 285758), (1519, 276540), (1540, 272769), (1617, 259780), (1676, 250635), (1705, 246372), (1860, 225841), (2046, 205310), (2095, 200508), (2156, 194835), (2170, 193578), (2310, 181846), (2387, 175980), (2514, 167090), (2604, 161315), (2695, 155868), (2933, 143220), (2940, 142879), (3038, 138270), (3234, 129890), (3255, 129052), (3410, 123186), (4092, 102655), (4190, 100254), (4340, 96789), (4557, 92180), (4609, 91140), (4620, 90923), (4774, 87990), (5028, 83545), (5115, 82124), (5390, 77934), (5866, 71610), (6076, 69135), (6285, 66836), (6468, 64945), (6510, 64526), (6820, 61593), (7161, 58660), (7595, 55308), (8085, 51956), (8380, 50127), (8799, 47740), (9114, 46090), (9218, 45570), (9548, 43995), (10230, 41062), (10780, 38967), (11732, 35805), (11935, 35196), (12570, 33418), (12989, 32340), (13020, 32263), (13827, 30380), (14322, 29330), (14665, 28644), (15190, 27654), (16170, 25978), (16709, 25140), (17598, 23870), (18228, 23045), (18436, 22785), (20460, 20531)]