198501840

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{10211}}^1$

素因数の和:10239

約数の個数: 120

約数和(自身を含む): 691393248

約数和(自身を除く): 492891408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 10211, 19440, 20422, 30633, 40844, 51055, 61266, 81688, 91899, 102110, 122532, 153165, 163376, 183798, 204220, 245064, 275697, 306330, 367596, 408440, 459495, 490128, 551394, 612660, 735192, 816880, 827091, 918990, 1102788, 1225320, 1378485, 1470384, 1654182, 1837980, 2205576, 2450640, 2481273, 2756970, 3308364, 3675960, 4135455, 4411152, 4962546, 5513940, 6616728, 7351920, 8270910, 9925092, 11027880, 12406365, 13233456, 16541820, 19850184, 22055760, 24812730, 33083640, 39700368, 49625460, 66167280, 99250920, 198501840]

約数ペア:

[(1, 198501840), (2, 99250920), (3, 66167280), (4, 49625460), (5, 39700368), (6, 33083640), (8, 24812730), (9, 22055760), (10, 19850184), (12, 16541820), (15, 13233456), (16, 12406365), (18, 11027880), (20, 9925092), (24, 8270910), (27, 7351920), (30, 6616728), (36, 5513940), (40, 4962546), (45, 4411152), (48, 4135455), (54, 3675960), (60, 3308364), (72, 2756970), (80, 2481273), (81, 2450640), (90, 2205576), (108, 1837980), (120, 1654182), (135, 1470384), (144, 1378485), (162, 1225320), (180, 1102788), (216, 918990), (240, 827091), (243, 816880), (270, 735192), (324, 612660), (360, 551394), (405, 490128), (432, 459495), (486, 408440), (540, 367596), (648, 306330), (720, 275697), (810, 245064), (972, 204220), (1080, 183798), (1215, 163376), (1296, 153165), (1620, 122532), (1944, 102110), (2160, 91899), (2430, 81688), (3240, 61266), (3888, 51055), (4860, 40844), (6480, 30633), (9720, 20422), (10211, 19440)]