1638380070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{997}}^1$

素因数の和:1091

約数の個数: 144

約数和(自身を含む): 4637945520

約数和(自身を除く): 2999565450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 31, 38, 45, 57, 62, 90, 93, 95, 114, 155, 171, 186, 190, 279, 285, 310, 342, 465, 558, 570, 589, 855, 930, 961, 997, 1178, 1395, 1710, 1767, 1922, 1994, 2790, 2883, 2945, 2991, 3534, 4805, 4985, 5301, 5766, 5890, 5982, 8649, 8835, 8973, 9610, 9970, 10602, 14415, 14955, 17298, 17670, 17946, 18259, 18943, 26505, 28830, 29910, 30907, 36518, 37886, 43245, 44865, 53010, 54777, 56829, 61814, 86490, 89730, 91295, 92721, 94715, 109554, 113658, 154535, 164331, 170487, 182590, 185442, 189430, 273885, 278163, 284145, 309070, 328662, 340974, 463605, 547770, 556326, 568290, 587233, 821655, 852435, 927210, 958117, 1174466, 1390815, 1643310, 1704870, 1761699, 1916234, 2781630, 2874351, 2936165, 3523398, 4790585, 5285097, 5748702, 5872330, 8623053, 8808495, 9581170, 10570194, 14371755, 17246106, 17616990, 18204223, 26425485, 28743510, 36408446, 43115265, 52850970, 54612669, 86230530, 91021115, 109225338, 163838007, 182042230, 273063345, 327676014, 546126690, 819190035, 1638380070]

約数ペア:

[(1, 1638380070), (2, 819190035), (3, 546126690), (5, 327676014), (6, 273063345), (9, 182042230), (10, 163838007), (15, 109225338), (18, 91021115), (19, 86230530), (30, 54612669), (31, 52850970), (38, 43115265), (45, 36408446), (57, 28743510), (62, 26425485), (90, 18204223), (93, 17616990), (95, 17246106), (114, 14371755), (155, 10570194), (171, 9581170), (186, 8808495), (190, 8623053), (279, 5872330), (285, 5748702), (310, 5285097), (342, 4790585), (465, 3523398), (558, 2936165), (570, 2874351), (589, 2781630), (855, 1916234), (930, 1761699), (961, 1704870), (997, 1643310), (1178, 1390815), (1395, 1174466), (1710, 958117), (1767, 927210), (1922, 852435), (1994, 821655), (2790, 587233), (2883, 568290), (2945, 556326), (2991, 547770), (3534, 463605), (4805, 340974), (4985, 328662), (5301, 309070), (5766, 284145), (5890, 278163), (5982, 273885), (8649, 189430), (8835, 185442), (8973, 182590), (9610, 170487), (9970, 164331), (10602, 154535), (14415, 113658), (14955, 109554), (17298, 94715), (17670, 92721), (17946, 91295), (18259, 89730), (18943, 86490), (26505, 61814), (28830, 56829), (29910, 54777), (30907, 53010), (36518, 44865), (37886, 43245)]