309849228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 877836960

約数和(自身を除く): 567987732

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 89, 117, 129, 156, 172, 173, 178, 234, 258, 267, 346, 356, 387, 468, 516, 519, 534, 559, 692, 774, 801, 1038, 1068, 1118, 1157, 1548, 1557, 1602, 1677, 2076, 2236, 2249, 2314, 3114, 3204, 3354, 3471, 3827, 4498, 4628, 5031, 6228, 6708, 6747, 6942, 7439, 7654, 8996, 10062, 10413, 11481, 13494, 13884, 14878, 15308, 15397, 20124, 20241, 20826, 22317, 22962, 26988, 29756, 30794, 34443, 40482, 41652, 44634, 45924, 46191, 49751, 61588, 66951, 68886, 80964, 89268, 92382, 96707, 99502, 133902, 137772, 138573, 149253, 184764, 193414, 199004, 200161, 267804, 277146, 290121, 298506, 386828, 400322, 447759, 554292, 580242, 597012, 600483, 662071, 800644, 870363, 895518, 1160484, 1200966, 1324142, 1740726, 1791036, 1801449, 1986213, 2401932, 2648284, 3481452, 3602898, 3972426, 5958639, 7205796, 7944852, 8606923, 11917278, 17213846, 23834556, 25820769, 34427692, 51641538, 77462307, 103283076, 154924614, 309849228]

約数ペア:

[(1, 309849228), (2, 154924614), (3, 103283076), (4, 77462307), (6, 51641538), (9, 34427692), (12, 25820769), (13, 23834556), (18, 17213846), (26, 11917278), (36, 8606923), (39, 7944852), (43, 7205796), (52, 5958639), (78, 3972426), (86, 3602898), (89, 3481452), (117, 2648284), (129, 2401932), (156, 1986213), (172, 1801449), (173, 1791036), (178, 1740726), (234, 1324142), (258, 1200966), (267, 1160484), (346, 895518), (356, 870363), (387, 800644), (468, 662071), (516, 600483), (519, 597012), (534, 580242), (559, 554292), (692, 447759), (774, 400322), (801, 386828), (1038, 298506), (1068, 290121), (1118, 277146), (1157, 267804), (1548, 200161), (1557, 199004), (1602, 193414), (1677, 184764), (2076, 149253), (2236, 138573), (2249, 137772), (2314, 133902), (3114, 99502), (3204, 96707), (3354, 92382), (3471, 89268), (3827, 80964), (4498, 68886), (4628, 66951), (5031, 61588), (6228, 49751), (6708, 46191), (6747, 45924), (6942, 44634), (7439, 41652), (7654, 40482), (8996, 34443), (10062, 30794), (10413, 29756), (11481, 26988), (13494, 22962), (13884, 22317), (14878, 20826), (15308, 20241), (15397, 20124)]