189638820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{2389}}^1$

素因数の和:2424

約数の個数: 180

約数和(自身を含む): 692320860

約数和(自身を除く): 502682040

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, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2389, 2646, 2835, 2940, 3780, 3969, 4410, 4778, 5292, 5670, 6615, 7167, 7938, 8820, 9556, 11340, 11945, 13230, 14334, 15876, 16723, 19845, 21501, 23890, 26460, 28668, 33446, 35835, 39690, 43002, 47780, 50169, 64503, 66892, 71670, 79380, 83615, 86004, 100338, 107505, 117061, 129006, 143340, 150507, 167230, 193509, 200676, 215010, 234122, 250845, 258012, 301014, 322515, 334460, 351183, 387018, 430020, 451521, 468244, 501690, 585305, 602028, 645030, 702366, 752535, 774036, 903042, 967545, 1003380, 1053549, 1170610, 1290060, 1354563, 1404732, 1505070, 1755915, 1806084, 1935090, 2107098, 2257605, 2341220, 2709126, 3010140, 3160647, 3511830, 3870180, 4214196, 4515210, 5267745, 5418252, 6321294, 6772815, 7023660, 9030420, 9481941, 10535490, 12642588, 13545630, 15803235, 18963882, 21070980, 27091260, 31606470, 37927764, 47409705, 63212940, 94819410, 189638820]

約数ペア:

[(1, 189638820), (2, 94819410), (3, 63212940), (4, 47409705), (5, 37927764), (6, 31606470), (7, 27091260), (9, 21070980), (10, 18963882), (12, 15803235), (14, 13545630), (15, 12642588), (18, 10535490), (20, 9481941), (21, 9030420), (27, 7023660), (28, 6772815), (30, 6321294), (35, 5418252), (36, 5267745), (42, 4515210), (45, 4214196), (49, 3870180), (54, 3511830), (60, 3160647), (63, 3010140), (70, 2709126), (81, 2341220), (84, 2257605), (90, 2107098), (98, 1935090), (105, 1806084), (108, 1755915), (126, 1505070), (135, 1404732), (140, 1354563), (147, 1290060), (162, 1170610), (180, 1053549), (189, 1003380), (196, 967545), (210, 903042), (245, 774036), (252, 752535), (270, 702366), (294, 645030), (315, 602028), (324, 585305), (378, 501690), (405, 468244), (420, 451521), (441, 430020), (490, 387018), (540, 351183), (567, 334460), (588, 322515), (630, 301014), (735, 258012), (756, 250845), (810, 234122), (882, 215010), (945, 200676), (980, 193509), (1134, 167230), (1260, 150507), (1323, 143340), (1470, 129006), (1620, 117061), (1764, 107505), (1890, 100338), (2205, 86004), (2268, 83615), (2389, 79380), (2646, 71670), (2835, 66892), (2940, 64503), (3780, 50169), (3969, 47780), (4410, 43002), (4778, 39690), (5292, 35835), (5670, 33446), (6615, 28668), (7167, 26460), (7938, 23890), (8820, 21501), (9556, 19845), (11340, 16723), (11945, 15876), (13230, 14334)]