305878860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:285

約数の個数: 288

約数和(自身を含む): 1127153664

約数和(自身を除く): 821274804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 41, 42, 45, 60, 62, 63, 70, 82, 84, 90, 93, 105, 123, 124, 126, 140, 155, 164, 180, 186, 191, 205, 210, 217, 246, 252, 279, 287, 310, 315, 369, 372, 382, 410, 420, 434, 465, 492, 558, 573, 574, 615, 620, 630, 651, 738, 764, 820, 861, 868, 930, 955, 1085, 1116, 1146, 1148, 1230, 1260, 1271, 1302, 1337, 1395, 1435, 1476, 1719, 1722, 1845, 1860, 1910, 1953, 2170, 2292, 2460, 2542, 2583, 2604, 2674, 2790, 2865, 2870, 3255, 3438, 3444, 3690, 3813, 3820, 3906, 4011, 4305, 4340, 5084, 5166, 5348, 5580, 5730, 5740, 5921, 6355, 6510, 6685, 6876, 7380, 7626, 7812, 7831, 8022, 8595, 8610, 8897, 9765, 10332, 11439, 11460, 11842, 12033, 12710, 12915, 13020, 13370, 15252, 15662, 16044, 17190, 17220, 17763, 17794, 19065, 19530, 20055, 22878, 23493, 23684, 24066, 25420, 25830, 26691, 26740, 29605, 31324, 34380, 35526, 35588, 38130, 39060, 39155, 40110, 41447, 44485, 45756, 46986, 48132, 51660, 53289, 53382, 54817, 57195, 59210, 60165, 70479, 71052, 76260, 78310, 80073, 80220, 82894, 88815, 88970, 93972, 106578, 106764, 109634, 114390, 117465, 118420, 120330, 124341, 133455, 140958, 156620, 160146, 164451, 165788, 177630, 177940, 207235, 213156, 219268, 228780, 234930, 240660, 242761, 248682, 266445, 266910, 274085, 281916, 320292, 328902, 352395, 355260, 373023, 400365, 414470, 469860, 485522, 493353, 497364, 532890, 533820, 548170, 621705, 657804, 704790, 728283, 746046, 800730, 822255, 828940, 971044, 986706, 1065780, 1096340, 1213805, 1243410, 1409580, 1456566, 1492092, 1601460, 1644510, 1699327, 1865115, 1973412, 2184849, 2427610, 2466765, 2486820, 2913132, 3289020, 3398654, 3641415, 3730230, 4369698, 4855220, 4933530, 5097981, 6797308, 7282830, 7460460, 8496635, 8739396, 9867060, 10195962, 10924245, 14565660, 15293943, 16993270, 20391924, 21848490, 25489905, 30587886, 33986540, 43696980, 50979810, 61175772, 76469715, 101959620, 152939430, 305878860]

約数ペア:

[(1, 305878860), (2, 152939430), (3, 101959620), (4, 76469715), (5, 61175772), (6, 50979810), (7, 43696980), (9, 33986540), (10, 30587886), (12, 25489905), (14, 21848490), (15, 20391924), (18, 16993270), (20, 15293943), (21, 14565660), (28, 10924245), (30, 10195962), (31, 9867060), (35, 8739396), (36, 8496635), (41, 7460460), (42, 7282830), (45, 6797308), (60, 5097981), (62, 4933530), (63, 4855220), (70, 4369698), (82, 3730230), (84, 3641415), (90, 3398654), (93, 3289020), (105, 2913132), (123, 2486820), (124, 2466765), (126, 2427610), (140, 2184849), (155, 1973412), (164, 1865115), (180, 1699327), (186, 1644510), (191, 1601460), (205, 1492092), (210, 1456566), (217, 1409580), (246, 1243410), (252, 1213805), (279, 1096340), (287, 1065780), (310, 986706), (315, 971044), (369, 828940), (372, 822255), (382, 800730), (410, 746046), (420, 728283), (434, 704790), (465, 657804), (492, 621705), (558, 548170), (573, 533820), (574, 532890), (615, 497364), (620, 493353), (630, 485522), (651, 469860), (738, 414470), (764, 400365), (820, 373023), (861, 355260), (868, 352395), (930, 328902), (955, 320292), (1085, 281916), (1116, 274085), (1146, 266910), (1148, 266445), (1230, 248682), (1260, 242761), (1271, 240660), (1302, 234930), (1337, 228780), (1395, 219268), (1435, 213156), (1476, 207235), (1719, 177940), (1722, 177630), (1845, 165788), (1860, 164451), (1910, 160146), (1953, 156620), (2170, 140958), (2292, 133455), (2460, 124341), (2542, 120330), (2583, 118420), (2604, 117465), (2674, 114390), (2790, 109634), (2865, 106764), (2870, 106578), (3255, 93972), (3438, 88970), (3444, 88815), (3690, 82894), (3813, 80220), (3820, 80073), (3906, 78310), (4011, 76260), (4305, 71052), (4340, 70479), (5084, 60165), (5166, 59210), (5348, 57195), (5580, 54817), (5730, 53382), (5740, 53289), (5921, 51660), (6355, 48132), (6510, 46986), (6685, 45756), (6876, 44485), (7380, 41447), (7626, 40110), (7812, 39155), (7831, 39060), (8022, 38130), (8595, 35588), (8610, 35526), (8897, 34380), (9765, 31324), (10332, 29605), (11439, 26740), (11460, 26691), (11842, 25830), (12033, 25420), (12710, 24066), (12915, 23684), (13020, 23493), (13370, 22878), (15252, 20055), (15662, 19530), (16044, 19065), (17190, 17794), (17220, 17763)]