52223220

素因数分解:

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

素因数の和:251

約数の個数: 216

約数和(自身を含む): 191213568

約数和(自身を除く): 138990348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 155, 180, 186, 191, 196, 210, 217, 245, 252, 279, 294, 310, 315, 372, 382, 420, 434, 441, 465, 490, 558, 573, 588, 620, 630, 651, 735, 764, 868, 882, 930, 955, 980, 1085, 1116, 1146, 1260, 1302, 1337, 1395, 1470, 1519, 1719, 1764, 1860, 1910, 1953, 2170, 2205, 2292, 2604, 2674, 2790, 2865, 2940, 3038, 3255, 3438, 3820, 3906, 4011, 4340, 4410, 4557, 5348, 5580, 5730, 5921, 6076, 6510, 6685, 6876, 7595, 7812, 8022, 8595, 8820, 9114, 9359, 9765, 11460, 11842, 12033, 13020, 13370, 13671, 15190, 16044, 17190, 17763, 18228, 18718, 19530, 20055, 22785, 23684, 24066, 26740, 27342, 28077, 29605, 30380, 34380, 35526, 37436, 39060, 40110, 41447, 45570, 46795, 48132, 53289, 54684, 56154, 59210, 60165, 68355, 71052, 80220, 82894, 84231, 88815, 91140, 93590, 106578, 112308, 118420, 120330, 124341, 136710, 140385, 165788, 168462, 177630, 187180, 207235, 213156, 240660, 248682, 266445, 273420, 280770, 290129, 336924, 355260, 373023, 414470, 421155, 497364, 532890, 561540, 580258, 621705, 746046, 828940, 842310, 870387, 1065780, 1160516, 1243410, 1450645, 1492092, 1684620, 1740774, 1865115, 2486820, 2611161, 2901290, 3481548, 3730230, 4351935, 5222322, 5802580, 7460460, 8703870, 10444644, 13055805, 17407740, 26111610, 52223220]

約数ペア:

[(1, 52223220), (2, 26111610), (3, 17407740), (4, 13055805), (5, 10444644), (6, 8703870), (7, 7460460), (9, 5802580), (10, 5222322), (12, 4351935), (14, 3730230), (15, 3481548), (18, 2901290), (20, 2611161), (21, 2486820), (28, 1865115), (30, 1740774), (31, 1684620), (35, 1492092), (36, 1450645), (42, 1243410), (45, 1160516), (49, 1065780), (60, 870387), (62, 842310), (63, 828940), (70, 746046), (84, 621705), (90, 580258), (93, 561540), (98, 532890), (105, 497364), (124, 421155), (126, 414470), (140, 373023), (147, 355260), (155, 336924), (180, 290129), (186, 280770), (191, 273420), (196, 266445), (210, 248682), (217, 240660), (245, 213156), (252, 207235), (279, 187180), (294, 177630), (310, 168462), (315, 165788), (372, 140385), (382, 136710), (420, 124341), (434, 120330), (441, 118420), (465, 112308), (490, 106578), (558, 93590), (573, 91140), (588, 88815), (620, 84231), (630, 82894), (651, 80220), (735, 71052), (764, 68355), (868, 60165), (882, 59210), (930, 56154), (955, 54684), (980, 53289), (1085, 48132), (1116, 46795), (1146, 45570), (1260, 41447), (1302, 40110), (1337, 39060), (1395, 37436), (1470, 35526), (1519, 34380), (1719, 30380), (1764, 29605), (1860, 28077), (1910, 27342), (1953, 26740), (2170, 24066), (2205, 23684), (2292, 22785), (2604, 20055), (2674, 19530), (2790, 18718), (2865, 18228), (2940, 17763), (3038, 17190), (3255, 16044), (3438, 15190), (3820, 13671), (3906, 13370), (4011, 13020), (4340, 12033), (4410, 11842), (4557, 11460), (5348, 9765), (5580, 9359), (5730, 9114), (5921, 8820), (6076, 8595), (6510, 8022), (6685, 7812), (6876, 7595)]