201979260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5171}}^1$

素因数の和:5224

約数の個数: 144

約数和(自身を含む): 722921472

約数和(自身を除く): 520942212

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, 5171, 5580, 6510, 7812, 9765, 10342, 13020, 15513, 19530, 20684, 25855, 31026, 36197, 39060, 46539, 51710, 62052, 72394, 77565, 93078, 103420, 108591, 144788, 155130, 160301, 180985, 186156, 217182, 232695, 310260, 320602, 325773, 361970, 434364, 465390, 480903, 542955, 641204, 651546, 723940, 801505, 930780, 961806, 1085910, 1122107, 1303092, 1442709, 1603010, 1628865, 1923612, 2171820, 2244214, 2404515, 2885418, 3206020, 3257730, 3366321, 4488428, 4809030, 5610535, 5770836, 6515460, 6732642, 7213545, 9618060, 10098963, 11221070, 13465284, 14427090, 16831605, 20197926, 22442140, 28854180, 33663210, 40395852, 50494815, 67326420, 100989630, 201979260]

約数ペア:

[(1, 201979260), (2, 100989630), (3, 67326420), (4, 50494815), (5, 40395852), (6, 33663210), (7, 28854180), (9, 22442140), (10, 20197926), (12, 16831605), (14, 14427090), (15, 13465284), (18, 11221070), (20, 10098963), (21, 9618060), (28, 7213545), (30, 6732642), (31, 6515460), (35, 5770836), (36, 5610535), (42, 4809030), (45, 4488428), (60, 3366321), (62, 3257730), (63, 3206020), (70, 2885418), (84, 2404515), (90, 2244214), (93, 2171820), (105, 1923612), (124, 1628865), (126, 1603010), (140, 1442709), (155, 1303092), (180, 1122107), (186, 1085910), (210, 961806), (217, 930780), (252, 801505), (279, 723940), (310, 651546), (315, 641204), (372, 542955), (420, 480903), (434, 465390), (465, 434364), (558, 361970), (620, 325773), (630, 320602), (651, 310260), (868, 232695), (930, 217182), (1085, 186156), (1116, 180985), (1260, 160301), (1302, 155130), (1395, 144788), (1860, 108591), (1953, 103420), (2170, 93078), (2604, 77565), (2790, 72394), (3255, 62052), (3906, 51710), (4340, 46539), (5171, 39060), (5580, 36197), (6510, 31026), (7812, 25855), (9765, 20684), (10342, 19530), (13020, 15513)]