391963320

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:539

約数の個数: 256

約数和(自身を含む): 1507968000

約数和(自身を除く): 1116004680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 139, 140, 168, 180, 189, 210, 216, 252, 270, 278, 280, 315, 360, 373, 378, 417, 420, 504, 540, 556, 630, 695, 746, 756, 834, 840, 945, 973, 1080, 1112, 1119, 1251, 1260, 1390, 1492, 1512, 1668, 1865, 1890, 1946, 2085, 2238, 2502, 2520, 2611, 2780, 2919, 2984, 3336, 3357, 3730, 3753, 3780, 3892, 4170, 4476, 4865, 5004, 5222, 5560, 5595, 5838, 6255, 6714, 7460, 7506, 7560, 7784, 7833, 8340, 8757, 8952, 9730, 10008, 10071, 10444, 11190, 11676, 12510, 13055, 13428, 14595, 14920, 15012, 15666, 16680, 16785, 17514, 18765, 19460, 20142, 20888, 22380, 23352, 23499, 25020, 26110, 26271, 26856, 29190, 30024, 31332, 33570, 35028, 37530, 38920, 39165, 40284, 43785, 44760, 46998, 50040, 50355, 51847, 52220, 52542, 58380, 62664, 67140, 70056, 70497, 75060, 78330, 80568, 87570, 93996, 100710, 103694, 104440, 105084, 116760, 117495, 131355, 134280, 140994, 150120, 155541, 156660, 175140, 187992, 201420, 207388, 210168, 234990, 259235, 262710, 281988, 311082, 313320, 350280, 352485, 362929, 402840, 414776, 466623, 469980, 518470, 525420, 563976, 622164, 704970, 725858, 777705, 933246, 939960, 1036940, 1050840, 1088787, 1244328, 1399869, 1409940, 1451716, 1555410, 1814645, 1866492, 2073880, 2177574, 2333115, 2799738, 2819880, 2903432, 3110820, 3266361, 3629290, 3732984, 4355148, 4666230, 5443935, 5599476, 6221640, 6532722, 6999345, 7258580, 8710296, 9332460, 9799083, 10887870, 11198952, 13065444, 13998690, 14517160, 16331805, 18664920, 19598166, 21775740, 26130888, 27997380, 32663610, 39196332, 43551480, 48995415, 55994760, 65327220, 78392664, 97990830, 130654440, 195981660, 391963320]

約数ペア:

[(1, 391963320), (2, 195981660), (3, 130654440), (4, 97990830), (5, 78392664), (6, 65327220), (7, 55994760), (8, 48995415), (9, 43551480), (10, 39196332), (12, 32663610), (14, 27997380), (15, 26130888), (18, 21775740), (20, 19598166), (21, 18664920), (24, 16331805), (27, 14517160), (28, 13998690), (30, 13065444), (35, 11198952), (36, 10887870), (40, 9799083), (42, 9332460), (45, 8710296), (54, 7258580), (56, 6999345), (60, 6532722), (63, 6221640), (70, 5599476), (72, 5443935), (84, 4666230), (90, 4355148), (105, 3732984), (108, 3629290), (120, 3266361), (126, 3110820), (135, 2903432), (139, 2819880), (140, 2799738), (168, 2333115), (180, 2177574), (189, 2073880), (210, 1866492), (216, 1814645), (252, 1555410), (270, 1451716), (278, 1409940), (280, 1399869), (315, 1244328), (360, 1088787), (373, 1050840), (378, 1036940), (417, 939960), (420, 933246), (504, 777705), (540, 725858), (556, 704970), (630, 622164), (695, 563976), (746, 525420), (756, 518470), (834, 469980), (840, 466623), (945, 414776), (973, 402840), (1080, 362929), (1112, 352485), (1119, 350280), (1251, 313320), (1260, 311082), (1390, 281988), (1492, 262710), (1512, 259235), (1668, 234990), (1865, 210168), (1890, 207388), (1946, 201420), (2085, 187992), (2238, 175140), (2502, 156660), (2520, 155541), (2611, 150120), (2780, 140994), (2919, 134280), (2984, 131355), (3336, 117495), (3357, 116760), (3730, 105084), (3753, 104440), (3780, 103694), (3892, 100710), (4170, 93996), (4476, 87570), (4865, 80568), (5004, 78330), (5222, 75060), (5560, 70497), (5595, 70056), (5838, 67140), (6255, 62664), (6714, 58380), (7460, 52542), (7506, 52220), (7560, 51847), (7784, 50355), (7833, 50040), (8340, 46998), (8757, 44760), (8952, 43785), (9730, 40284), (10008, 39165), (10071, 38920), (10444, 37530), (11190, 35028), (11676, 33570), (12510, 31332), (13055, 30024), (13428, 29190), (14595, 26856), (14920, 26271), (15012, 26110), (15666, 25020), (16680, 23499), (16785, 23352), (17514, 22380), (18765, 20888), (19460, 20142)]