28438427916

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1579}}^1$

素因数の和:1809

約数の個数: 192

約数和(自身を含む): 79419648000

約数和(自身を除く): 50981220084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 67, 76, 108, 114, 131, 134, 171, 201, 228, 262, 268, 342, 393, 402, 513, 524, 603, 684, 786, 804, 1026, 1179, 1206, 1273, 1572, 1579, 1809, 2052, 2358, 2412, 2489, 2546, 3158, 3537, 3618, 3819, 4716, 4737, 4978, 5092, 6316, 7074, 7236, 7467, 7638, 8777, 9474, 9956, 11457, 14148, 14211, 14934, 15276, 17554, 18948, 22401, 22914, 26331, 28422, 29868, 30001, 34371, 35108, 42633, 44802, 45828, 52662, 56844, 60002, 67203, 68742, 78993, 85266, 89604, 90003, 105324, 105793, 120004, 134406, 137484, 157986, 166763, 170532, 180006, 206849, 211586, 236979, 268812, 270009, 315972, 317379, 333526, 360012, 413698, 423172, 473958, 500289, 540018, 620547, 634758, 667052, 810027, 827396, 947916, 952137, 1000578, 1080036, 1241094, 1269516, 1500867, 1620054, 1861641, 1904274, 2001156, 2010067, 2482188, 2856411, 3001734, 3240108, 3723282, 3808548, 3930131, 4020134, 4502601, 5584923, 5712822, 6003468, 6030201, 7446564, 7860262, 8040268, 9005202, 11169846, 11425644, 11790393, 12060402, 13858883, 15720524, 18010404, 18090603, 22339692, 23580786, 24120804, 27717766, 35371179, 36181206, 41576649, 47161572, 54271809, 55435532, 70742358, 72362412, 83153298, 106113537, 108543618, 124729947, 141484716, 166306596, 212227074, 217087236, 249459894, 263318777, 374189841, 424454148, 498919788, 526637554, 748379682, 789956331, 1053275108, 1496759364, 1579912662, 2369868993, 3159825324, 4739737986, 7109606979, 9479475972, 14219213958, 28438427916]

約数ペア:

[(1, 28438427916), (2, 14219213958), (3, 9479475972), (4, 7109606979), (6, 4739737986), (9, 3159825324), (12, 2369868993), (18, 1579912662), (19, 1496759364), (27, 1053275108), (36, 789956331), (38, 748379682), (54, 526637554), (57, 498919788), (67, 424454148), (76, 374189841), (108, 263318777), (114, 249459894), (131, 217087236), (134, 212227074), (171, 166306596), (201, 141484716), (228, 124729947), (262, 108543618), (268, 106113537), (342, 83153298), (393, 72362412), (402, 70742358), (513, 55435532), (524, 54271809), (603, 47161572), (684, 41576649), (786, 36181206), (804, 35371179), (1026, 27717766), (1179, 24120804), (1206, 23580786), (1273, 22339692), (1572, 18090603), (1579, 18010404), (1809, 15720524), (2052, 13858883), (2358, 12060402), (2412, 11790393), (2489, 11425644), (2546, 11169846), (3158, 9005202), (3537, 8040268), (3618, 7860262), (3819, 7446564), (4716, 6030201), (4737, 6003468), (4978, 5712822), (5092, 5584923), (6316, 4502601), (7074, 4020134), (7236, 3930131), (7467, 3808548), (7638, 3723282), (8777, 3240108), (9474, 3001734), (9956, 2856411), (11457, 2482188), (14148, 2010067), (14211, 2001156), (14934, 1904274), (15276, 1861641), (17554, 1620054), (18948, 1500867), (22401, 1269516), (22914, 1241094), (26331, 1080036), (28422, 1000578), (29868, 952137), (30001, 947916), (34371, 827396), (35108, 810027), (42633, 667052), (44802, 634758), (45828, 620547), (52662, 540018), (56844, 500289), (60002, 473958), (67203, 423172), (68742, 413698), (78993, 360012), (85266, 333526), (89604, 317379), (90003, 315972), (105324, 270009), (105793, 268812), (120004, 236979), (134406, 211586), (137484, 206849), (157986, 180006), (166763, 170532)]