1213482120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{3187}}^1$

素因数の和:3387

約数の個数: 128

約数和(自身を含む): 3856204800

約数和(自身を除く): 2642722680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 167, 190, 228, 285, 334, 380, 456, 501, 570, 668, 760, 835, 1002, 1140, 1336, 1670, 2004, 2280, 2505, 3173, 3187, 3340, 4008, 5010, 6346, 6374, 6680, 9519, 9561, 10020, 12692, 12748, 15865, 15935, 19038, 19122, 20040, 25384, 25496, 31730, 31870, 38076, 38244, 47595, 47805, 60553, 63460, 63740, 76152, 76488, 95190, 95610, 121106, 126920, 127480, 181659, 190380, 191220, 242212, 302765, 363318, 380760, 382440, 484424, 532229, 605530, 726636, 908295, 1064458, 1211060, 1453272, 1596687, 1816590, 2128916, 2422120, 2661145, 3193374, 3633180, 4257832, 5322290, 6386748, 7266360, 7983435, 10112351, 10644580, 12773496, 15966870, 20224702, 21289160, 30337053, 31933740, 40449404, 50561755, 60674106, 63867480, 80898808, 101123510, 121348212, 151685265, 202247020, 242696424, 303370530, 404494040, 606741060, 1213482120]

約数ペア:

[(1, 1213482120), (2, 606741060), (3, 404494040), (4, 303370530), (5, 242696424), (6, 202247020), (8, 151685265), (10, 121348212), (12, 101123510), (15, 80898808), (19, 63867480), (20, 60674106), (24, 50561755), (30, 40449404), (38, 31933740), (40, 30337053), (57, 21289160), (60, 20224702), (76, 15966870), (95, 12773496), (114, 10644580), (120, 10112351), (152, 7983435), (167, 7266360), (190, 6386748), (228, 5322290), (285, 4257832), (334, 3633180), (380, 3193374), (456, 2661145), (501, 2422120), (570, 2128916), (668, 1816590), (760, 1596687), (835, 1453272), (1002, 1211060), (1140, 1064458), (1336, 908295), (1670, 726636), (2004, 605530), (2280, 532229), (2505, 484424), (3173, 382440), (3187, 380760), (3340, 363318), (4008, 302765), (5010, 242212), (6346, 191220), (6374, 190380), (6680, 181659), (9519, 127480), (9561, 126920), (10020, 121106), (12692, 95610), (12748, 95190), (15865, 76488), (15935, 76152), (19038, 63740), (19122, 63460), (20040, 60553), (25384, 47805), (25496, 47595), (31730, 38244), (31870, 38076)]