755312460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1291}}^1$

素因数の和:1516

約数の個数: 144

約数和(自身を含む): 2474438400

約数和(自身を除く): 1719125940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 199, 210, 245, 294, 398, 420, 490, 588, 597, 735, 796, 980, 995, 1194, 1291, 1393, 1470, 1990, 2388, 2582, 2786, 2940, 2985, 3873, 3980, 4179, 5164, 5572, 5970, 6455, 6965, 7746, 8358, 9037, 9751, 11940, 12910, 13930, 15492, 16716, 18074, 19365, 19502, 20895, 25820, 27111, 27860, 29253, 36148, 38730, 39004, 41790, 45185, 48755, 54222, 58506, 63259, 77460, 83580, 90370, 97510, 108444, 117012, 126518, 135555, 146265, 180740, 189777, 195020, 253036, 256909, 271110, 292530, 316295, 379554, 513818, 542220, 585060, 632590, 759108, 770727, 948885, 1027636, 1265180, 1284545, 1541454, 1798363, 1897770, 2569090, 3082908, 3596726, 3795540, 3853635, 5138180, 5395089, 7193452, 7707270, 8991815, 10790178, 12588541, 15414540, 17983630, 21580356, 25177082, 26975445, 35967260, 37765623, 50354164, 53950890, 62942705, 75531246, 107901780, 125885410, 151062492, 188828115, 251770820, 377656230, 755312460]

約数ペア:

[(1, 755312460), (2, 377656230), (3, 251770820), (4, 188828115), (5, 151062492), (6, 125885410), (7, 107901780), (10, 75531246), (12, 62942705), (14, 53950890), (15, 50354164), (20, 37765623), (21, 35967260), (28, 26975445), (30, 25177082), (35, 21580356), (42, 17983630), (49, 15414540), (60, 12588541), (70, 10790178), (84, 8991815), (98, 7707270), (105, 7193452), (140, 5395089), (147, 5138180), (196, 3853635), (199, 3795540), (210, 3596726), (245, 3082908), (294, 2569090), (398, 1897770), (420, 1798363), (490, 1541454), (588, 1284545), (597, 1265180), (735, 1027636), (796, 948885), (980, 770727), (995, 759108), (1194, 632590), (1291, 585060), (1393, 542220), (1470, 513818), (1990, 379554), (2388, 316295), (2582, 292530), (2786, 271110), (2940, 256909), (2985, 253036), (3873, 195020), (3980, 189777), (4179, 180740), (5164, 146265), (5572, 135555), (5970, 126518), (6455, 117012), (6965, 108444), (7746, 97510), (8358, 90370), (9037, 83580), (9751, 77460), (11940, 63259), (12910, 58506), (13930, 54222), (15492, 48755), (16716, 45185), (18074, 41790), (19365, 39004), (19502, 38730), (20895, 36148), (25820, 29253), (27111, 27860)]