251555850

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6143}}^1$

素因数の和:6181

約数の個数: 144

約数和(自身を含む): 831946752

約数和(自身を除く): 580390902

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 50, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 150, 175, 182, 195, 210, 225, 234, 273, 315, 325, 350, 390, 450, 455, 525, 546, 585, 630, 650, 819, 910, 975, 1050, 1170, 1365, 1575, 1638, 1950, 2275, 2730, 2925, 3150, 4095, 4550, 5850, 6143, 6825, 8190, 12286, 13650, 18429, 20475, 30715, 36858, 40950, 43001, 55287, 61430, 79859, 86002, 92145, 110574, 129003, 153575, 159718, 184290, 215005, 239577, 258006, 276435, 307150, 387009, 399295, 430010, 460725, 479154, 552870, 559013, 645015, 718731, 774018, 798590, 921450, 1075025, 1118026, 1197885, 1290030, 1382175, 1437462, 1677039, 1935045, 1996475, 2150050, 2395770, 2764350, 2795065, 3225075, 3354078, 3593655, 3870090, 3992950, 5031117, 5590130, 5989425, 6450150, 7187310, 8385195, 9675225, 10062234, 11978850, 13975325, 16770390, 17968275, 19350450, 25155585, 27950650, 35936550, 41925975, 50311170, 83851950, 125777925, 251555850]

約数ペア:

[(1, 251555850), (2, 125777925), (3, 83851950), (5, 50311170), (6, 41925975), (7, 35936550), (9, 27950650), (10, 25155585), (13, 19350450), (14, 17968275), (15, 16770390), (18, 13975325), (21, 11978850), (25, 10062234), (26, 9675225), (30, 8385195), (35, 7187310), (39, 6450150), (42, 5989425), (45, 5590130), (50, 5031117), (63, 3992950), (65, 3870090), (70, 3593655), (75, 3354078), (78, 3225075), (90, 2795065), (91, 2764350), (105, 2395770), (117, 2150050), (126, 1996475), (130, 1935045), (150, 1677039), (175, 1437462), (182, 1382175), (195, 1290030), (210, 1197885), (225, 1118026), (234, 1075025), (273, 921450), (315, 798590), (325, 774018), (350, 718731), (390, 645015), (450, 559013), (455, 552870), (525, 479154), (546, 460725), (585, 430010), (630, 399295), (650, 387009), (819, 307150), (910, 276435), (975, 258006), (1050, 239577), (1170, 215005), (1365, 184290), (1575, 159718), (1638, 153575), (1950, 129003), (2275, 110574), (2730, 92145), (2925, 86002), (3150, 79859), (4095, 61430), (4550, 55287), (5850, 43001), (6143, 40950), (6825, 36858), (8190, 30715), (12286, 20475), (13650, 18429)]