197325450

素因数分解:

$2^1\times 3^3\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 288

約数和(自身を含む): 670046400

約数和(自身を除く): 472720950

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 27, 30, 35, 38, 42, 45, 49, 50, 54, 57, 63, 70, 75, 90, 95, 98, 105, 114, 126, 133, 135, 147, 150, 157, 171, 175, 189, 190, 210, 225, 245, 266, 270, 285, 294, 314, 315, 342, 350, 378, 399, 441, 450, 471, 475, 490, 513, 525, 570, 630, 665, 675, 735, 785, 798, 855, 882, 931, 942, 945, 950, 1026, 1050, 1099, 1197, 1225, 1323, 1330, 1350, 1413, 1425, 1470, 1570, 1575, 1710, 1862, 1890, 1995, 2198, 2205, 2355, 2394, 2450, 2565, 2646, 2793, 2826, 2850, 2983, 3150, 3297, 3325, 3591, 3675, 3925, 3990, 4239, 4275, 4410, 4655, 4710, 4725, 5130, 5495, 5586, 5966, 5985, 6594, 6615, 6650, 7065, 7182, 7350, 7693, 7850, 8379, 8478, 8550, 8949, 9310, 9450, 9891, 9975, 10990, 11025, 11775, 11970, 12825, 13230, 13965, 14130, 14915, 15386, 16485, 16758, 17898, 17955, 19782, 19950, 20881, 21195, 22050, 23079, 23275, 23550, 25137, 25650, 26847, 27475, 27930, 29673, 29830, 29925, 32970, 33075, 35325, 35910, 38465, 41762, 41895, 42390, 44745, 46158, 46550, 49455, 50274, 53694, 54950, 59346, 59850, 62643, 66150, 69237, 69825, 70650, 74575, 76930, 80541, 82425, 83790, 89490, 89775, 98910, 104405, 105975, 115395, 125286, 125685, 134235, 138474, 139650, 146167, 148365, 149150, 161082, 164850, 179550, 187929, 192325, 207711, 208810, 209475, 211950, 223725, 230790, 247275, 251370, 268470, 292334, 296730, 313215, 346185, 375858, 384650, 402705, 415422, 418950, 438501, 447450, 494550, 522025, 563787, 576975, 626430, 628425, 671175, 692370, 730835, 741825, 805410, 877002, 939645, 1038555, 1044050, 1127574, 1153950, 1256850, 1315503, 1342350, 1461670, 1483650, 1566075, 1730925, 1879290, 2013525, 2077110, 2192505, 2631006, 2818935, 3132150, 3461850, 3654175, 3946509, 4027050, 4385010, 4698225, 5192775, 5637870, 6577515, 7308350, 7893018, 9396450, 10385550, 10962525, 13155030, 14094675, 19732545, 21925050, 28189350, 32887575, 39465090, 65775150, 98662725, 197325450]

約数ペア:

[(1, 197325450), (2, 98662725), (3, 65775150), (5, 39465090), (6, 32887575), (7, 28189350), (9, 21925050), (10, 19732545), (14, 14094675), (15, 13155030), (18, 10962525), (19, 10385550), (21, 9396450), (25, 7893018), (27, 7308350), (30, 6577515), (35, 5637870), (38, 5192775), (42, 4698225), (45, 4385010), (49, 4027050), (50, 3946509), (54, 3654175), (57, 3461850), (63, 3132150), (70, 2818935), (75, 2631006), (90, 2192505), (95, 2077110), (98, 2013525), (105, 1879290), (114, 1730925), (126, 1566075), (133, 1483650), (135, 1461670), (147, 1342350), (150, 1315503), (157, 1256850), (171, 1153950), (175, 1127574), (189, 1044050), (190, 1038555), (210, 939645), (225, 877002), (245, 805410), (266, 741825), (270, 730835), (285, 692370), (294, 671175), (314, 628425), (315, 626430), (342, 576975), (350, 563787), (378, 522025), (399, 494550), (441, 447450), (450, 438501), (471, 418950), (475, 415422), (490, 402705), (513, 384650), (525, 375858), (570, 346185), (630, 313215), (665, 296730), (675, 292334), (735, 268470), (785, 251370), (798, 247275), (855, 230790), (882, 223725), (931, 211950), (942, 209475), (945, 208810), (950, 207711), (1026, 192325), (1050, 187929), (1099, 179550), (1197, 164850), (1225, 161082), (1323, 149150), (1330, 148365), (1350, 146167), (1413, 139650), (1425, 138474), (1470, 134235), (1570, 125685), (1575, 125286), (1710, 115395), (1862, 105975), (1890, 104405), (1995, 98910), (2198, 89775), (2205, 89490), (2355, 83790), (2394, 82425), (2450, 80541), (2565, 76930), (2646, 74575), (2793, 70650), (2826, 69825), (2850, 69237), (2983, 66150), (3150, 62643), (3297, 59850), (3325, 59346), (3591, 54950), (3675, 53694), (3925, 50274), (3990, 49455), (4239, 46550), (4275, 46158), (4410, 44745), (4655, 42390), (4710, 41895), (4725, 41762), (5130, 38465), (5495, 35910), (5586, 35325), (5966, 33075), (5985, 32970), (6594, 29925), (6615, 29830), (6650, 29673), (7065, 27930), (7182, 27475), (7350, 26847), (7693, 25650), (7850, 25137), (8379, 23550), (8478, 23275), (8550, 23079), (8949, 22050), (9310, 21195), (9450, 20881), (9891, 19950), (9975, 19782), (10990, 17955), (11025, 17898), (11775, 16758), (11970, 16485), (12825, 15386), (13230, 14915), (13965, 14130)]