306579420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 288

約数和(自身を含む): 1132185600

約数和(自身を除く): 825606180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 71, 84, 90, 92, 105, 115, 126, 138, 140, 142, 149, 161, 180, 207, 210, 213, 230, 252, 276, 284, 298, 315, 322, 345, 355, 414, 420, 426, 447, 460, 483, 497, 596, 630, 639, 644, 690, 710, 745, 805, 828, 852, 894, 966, 994, 1035, 1043, 1065, 1260, 1278, 1341, 1380, 1420, 1449, 1490, 1491, 1610, 1633, 1788, 1932, 1988, 2070, 2086, 2130, 2235, 2415, 2485, 2556, 2682, 2898, 2980, 2982, 3129, 3195, 3220, 3266, 3427, 4140, 4172, 4260, 4470, 4473, 4830, 4899, 4970, 5215, 5364, 5796, 5964, 6258, 6390, 6532, 6705, 6854, 7245, 7455, 8165, 8940, 8946, 9387, 9660, 9798, 9940, 10281, 10430, 10579, 11431, 12516, 12780, 13410, 13708, 14490, 14697, 14910, 15645, 16330, 17135, 17892, 18774, 19596, 20562, 20860, 21158, 22365, 22862, 23989, 24495, 26820, 28980, 29394, 29820, 30843, 31290, 31737, 32660, 34270, 34293, 37548, 41124, 42316, 44730, 45724, 46935, 47978, 48990, 51405, 52895, 57155, 58788, 61686, 62580, 63474, 68540, 68586, 71967, 73485, 74053, 89460, 93870, 95211, 95956, 97980, 102810, 102879, 105790, 114310, 119945, 123372, 126948, 137172, 143934, 146970, 148106, 154215, 158685, 171465, 187740, 190422, 205620, 205758, 211580, 215901, 222159, 228620, 239890, 243317, 287868, 293940, 296212, 308430, 317370, 342930, 359835, 370265, 380844, 411516, 431802, 444318, 476055, 479780, 486634, 514395, 616860, 634740, 666477, 685860, 719670, 729951, 740530, 863604, 888636, 952110, 973268, 1028790, 1079505, 1110795, 1216585, 1332954, 1439340, 1459902, 1481060, 1703219, 1904220, 2057580, 2159010, 2189853, 2221590, 2433170, 2665908, 2919804, 3332385, 3406438, 3649755, 4318020, 4379706, 4443180, 4866340, 5109657, 6664770, 6812876, 7299510, 8516095, 8759412, 10219314, 10949265, 13329540, 14599020, 15328971, 17032190, 20438628, 21898530, 25548285, 30657942, 34064380, 43797060, 51096570, 61315884, 76644855, 102193140, 153289710, 306579420]

約数ペア:

[(1, 306579420), (2, 153289710), (3, 102193140), (4, 76644855), (5, 61315884), (6, 51096570), (7, 43797060), (9, 34064380), (10, 30657942), (12, 25548285), (14, 21898530), (15, 20438628), (18, 17032190), (20, 15328971), (21, 14599020), (23, 13329540), (28, 10949265), (30, 10219314), (35, 8759412), (36, 8516095), (42, 7299510), (45, 6812876), (46, 6664770), (60, 5109657), (63, 4866340), (69, 4443180), (70, 4379706), (71, 4318020), (84, 3649755), (90, 3406438), (92, 3332385), (105, 2919804), (115, 2665908), (126, 2433170), (138, 2221590), (140, 2189853), (142, 2159010), (149, 2057580), (161, 1904220), (180, 1703219), (207, 1481060), (210, 1459902), (213, 1439340), (230, 1332954), (252, 1216585), (276, 1110795), (284, 1079505), (298, 1028790), (315, 973268), (322, 952110), (345, 888636), (355, 863604), (414, 740530), (420, 729951), (426, 719670), (447, 685860), (460, 666477), (483, 634740), (497, 616860), (596, 514395), (630, 486634), (639, 479780), (644, 476055), (690, 444318), (710, 431802), (745, 411516), (805, 380844), (828, 370265), (852, 359835), (894, 342930), (966, 317370), (994, 308430), (1035, 296212), (1043, 293940), (1065, 287868), (1260, 243317), (1278, 239890), (1341, 228620), (1380, 222159), (1420, 215901), (1449, 211580), (1490, 205758), (1491, 205620), (1610, 190422), (1633, 187740), (1788, 171465), (1932, 158685), (1988, 154215), (2070, 148106), (2086, 146970), (2130, 143934), (2235, 137172), (2415, 126948), (2485, 123372), (2556, 119945), (2682, 114310), (2898, 105790), (2980, 102879), (2982, 102810), (3129, 97980), (3195, 95956), (3220, 95211), (3266, 93870), (3427, 89460), (4140, 74053), (4172, 73485), (4260, 71967), (4470, 68586), (4473, 68540), (4830, 63474), (4899, 62580), (4970, 61686), (5215, 58788), (5364, 57155), (5796, 52895), (5964, 51405), (6258, 48990), (6390, 47978), (6532, 46935), (6705, 45724), (6854, 44730), (7245, 42316), (7455, 41124), (8165, 37548), (8940, 34293), (8946, 34270), (9387, 32660), (9660, 31737), (9798, 31290), (9940, 30843), (10281, 29820), (10430, 29394), (10579, 28980), (11431, 26820), (12516, 24495), (12780, 23989), (13410, 22862), (13708, 22365), (14490, 21158), (14697, 20860), (14910, 20562), (15645, 19596), (16330, 18774), (17135, 17892)]