231352380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5923}}^1$

素因数の和:5976

約数の個数: 144

約数和(自身を含む): 828033024

約数和(自身を除く): 596680644

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, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5580, 5923, 6510, 7812, 9765, 11846, 13020, 17769, 19530, 23692, 29615, 35538, 39060, 41461, 53307, 59230, 71076, 82922, 88845, 106614, 118460, 124383, 165844, 177690, 183613, 207305, 213228, 248766, 266535, 355380, 367226, 373149, 414610, 497532, 533070, 550839, 621915, 734452, 746298, 829220, 918065, 1066140, 1101678, 1243830, 1285291, 1492596, 1652517, 1836130, 1865745, 2203356, 2487660, 2570582, 2754195, 3305034, 3672260, 3731490, 3855873, 5141164, 5508390, 6426455, 6610068, 7462980, 7711746, 8262585, 11016780, 11567619, 12852910, 15423492, 16525170, 19279365, 23135238, 25705820, 33050340, 38558730, 46270476, 57838095, 77117460, 115676190, 231352380]

約数ペア:

[(1, 231352380), (2, 115676190), (3, 77117460), (4, 57838095), (5, 46270476), (6, 38558730), (7, 33050340), (9, 25705820), (10, 23135238), (12, 19279365), (14, 16525170), (15, 15423492), (18, 12852910), (20, 11567619), (21, 11016780), (28, 8262585), (30, 7711746), (31, 7462980), (35, 6610068), (36, 6426455), (42, 5508390), (45, 5141164), (60, 3855873), (62, 3731490), (63, 3672260), (70, 3305034), (84, 2754195), (90, 2570582), (93, 2487660), (105, 2203356), (124, 1865745), (126, 1836130), (140, 1652517), (155, 1492596), (180, 1285291), (186, 1243830), (210, 1101678), (217, 1066140), (252, 918065), (279, 829220), (310, 746298), (315, 734452), (372, 621915), (420, 550839), (434, 533070), (465, 497532), (558, 414610), (620, 373149), (630, 367226), (651, 355380), (868, 266535), (930, 248766), (1085, 213228), (1116, 207305), (1260, 183613), (1302, 177690), (1395, 165844), (1860, 124383), (1953, 118460), (2170, 106614), (2604, 88845), (2790, 82922), (3255, 71076), (3906, 59230), (4340, 53307), (5580, 41461), (5923, 39060), (6510, 35538), (7812, 29615), (9765, 23692), (11846, 19530), (13020, 17769)]