685022940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{25889}}^1$

素因数の和:25921

約数の個数: 144

約数和(自身を含む): 2479226400

約数和(自身を除く): 1794203460

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, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 13230, 25889, 26460, 51778, 77667, 103556, 129445, 155334, 181223, 233001, 258890, 310668, 362446, 388335, 466002, 517780, 543669, 699003, 724892, 776670, 906115, 932004, 1087338, 1165005, 1268561, 1398006, 1553340, 1631007, 1812230, 2174676, 2330010, 2537122, 2718345, 2796012, 3262014, 3495015, 3624460, 3805683, 4660020, 4893021, 5074244, 5436690, 6342805, 6524028, 6990030, 7611366, 8155035, 9786042, 10873380, 11417049, 12685610, 13980060, 15222732, 16310070, 19028415, 19572084, 22834098, 24465105, 25371220, 32620140, 34251147, 38056830, 45668196, 48930210, 57085245, 68502294, 76113660, 97860420, 114170490, 137004588, 171255735, 228340980, 342511470, 685022940]

約数ペア:

[(1, 685022940), (2, 342511470), (3, 228340980), (4, 171255735), (5, 137004588), (6, 114170490), (7, 97860420), (9, 76113660), (10, 68502294), (12, 57085245), (14, 48930210), (15, 45668196), (18, 38056830), (20, 34251147), (21, 32620140), (27, 25371220), (28, 24465105), (30, 22834098), (35, 19572084), (36, 19028415), (42, 16310070), (45, 15222732), (49, 13980060), (54, 12685610), (60, 11417049), (63, 10873380), (70, 9786042), (84, 8155035), (90, 7611366), (98, 6990030), (105, 6524028), (108, 6342805), (126, 5436690), (135, 5074244), (140, 4893021), (147, 4660020), (180, 3805683), (189, 3624460), (196, 3495015), (210, 3262014), (245, 2796012), (252, 2718345), (270, 2537122), (294, 2330010), (315, 2174676), (378, 1812230), (420, 1631007), (441, 1553340), (490, 1398006), (540, 1268561), (588, 1165005), (630, 1087338), (735, 932004), (756, 906115), (882, 776670), (945, 724892), (980, 699003), (1260, 543669), (1323, 517780), (1470, 466002), (1764, 388335), (1890, 362446), (2205, 310668), (2646, 258890), (2940, 233001), (3780, 181223), (4410, 155334), (5292, 129445), (6615, 103556), (8820, 77667), (13230, 51778), (25889, 26460)]