196405020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:481

約数の個数: 192

約数和(自身を含む): 704471040

約数和(自身を除く): 508066020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 223, 233, 252, 270, 315, 378, 420, 446, 466, 540, 630, 669, 699, 756, 892, 932, 945, 1115, 1165, 1260, 1338, 1398, 1561, 1631, 1890, 2007, 2097, 2230, 2330, 2676, 2796, 3122, 3262, 3345, 3495, 3780, 4014, 4194, 4460, 4660, 4683, 4893, 6021, 6244, 6291, 6524, 6690, 6990, 7805, 8028, 8155, 8388, 9366, 9786, 10035, 10485, 12042, 12582, 13380, 13980, 14049, 14679, 15610, 16310, 18732, 19572, 20070, 20970, 23415, 24084, 24465, 25164, 28098, 29358, 30105, 31220, 31455, 32620, 40140, 41940, 42147, 44037, 46830, 48930, 51959, 56196, 58716, 60210, 62910, 70245, 73395, 84294, 88074, 93660, 97860, 103918, 120420, 125820, 140490, 146790, 155877, 168588, 176148, 207836, 210735, 220185, 259795, 280980, 293580, 311754, 363713, 421470, 440370, 467631, 519590, 623508, 727426, 779385, 842940, 880740, 935262, 1039180, 1091139, 1402893, 1454852, 1558770, 1818565, 1870524, 2182278, 2338155, 2805786, 3117540, 3273417, 3637130, 4364556, 4676310, 5455695, 5611572, 6546834, 7014465, 7274260, 9352620, 9820251, 10911390, 13093668, 14028930, 16367085, 19640502, 21822780, 28057860, 32734170, 39281004, 49101255, 65468340, 98202510, 196405020]

約数ペア:

[(1, 196405020), (2, 98202510), (3, 65468340), (4, 49101255), (5, 39281004), (6, 32734170), (7, 28057860), (9, 21822780), (10, 19640502), (12, 16367085), (14, 14028930), (15, 13093668), (18, 10911390), (20, 9820251), (21, 9352620), (27, 7274260), (28, 7014465), (30, 6546834), (35, 5611572), (36, 5455695), (42, 4676310), (45, 4364556), (54, 3637130), (60, 3273417), (63, 3117540), (70, 2805786), (84, 2338155), (90, 2182278), (105, 1870524), (108, 1818565), (126, 1558770), (135, 1454852), (140, 1402893), (180, 1091139), (189, 1039180), (210, 935262), (223, 880740), (233, 842940), (252, 779385), (270, 727426), (315, 623508), (378, 519590), (420, 467631), (446, 440370), (466, 421470), (540, 363713), (630, 311754), (669, 293580), (699, 280980), (756, 259795), (892, 220185), (932, 210735), (945, 207836), (1115, 176148), (1165, 168588), (1260, 155877), (1338, 146790), (1398, 140490), (1561, 125820), (1631, 120420), (1890, 103918), (2007, 97860), (2097, 93660), (2230, 88074), (2330, 84294), (2676, 73395), (2796, 70245), (3122, 62910), (3262, 60210), (3345, 58716), (3495, 56196), (3780, 51959), (4014, 48930), (4194, 46830), (4460, 44037), (4660, 42147), (4683, 41940), (4893, 40140), (6021, 32620), (6244, 31455), (6291, 31220), (6524, 30105), (6690, 29358), (6990, 28098), (7805, 25164), (8028, 24465), (8155, 24084), (8388, 23415), (9366, 20970), (9786, 20070), (10035, 19572), (10485, 18732), (12042, 16310), (12582, 15610), (13380, 14679), (13980, 14049)]