2017578745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 3341721600

約数和(自身を除く): 1324142855

約数列:

[1, 5, 7, 13, 19, 23, 35, 65, 73, 91, 95, 115, 133, 139, 161, 247, 299, 365, 437, 455, 511, 665, 695, 805, 949, 973, 1235, 1387, 1495, 1679, 1729, 1807, 2093, 2185, 2555, 2641, 3059, 3197, 4745, 4865, 5681, 6643, 6935, 8395, 8645, 9035, 9709, 10147, 10465, 11753, 12649, 13205, 15295, 15985, 18031, 18487, 21827, 22379, 28405, 31901, 33215, 34333, 39767, 41561, 48545, 50735, 58765, 60743, 63245, 71029, 90155, 92435, 109135, 111895, 126217, 131911, 152789, 159505, 171665, 192793, 198835, 207805, 223307, 233381, 240331, 290927, 303715, 355145, 414713, 425201, 631085, 659555, 763945, 789659, 923377, 963965, 1116535, 1166905, 1201655, 1349551, 1454635, 1633667, 2073565, 2126005, 2506309, 2902991, 3033953, 3948295, 4434239, 4616885, 5527613, 6747755, 8168335, 12531545, 14514955, 15169765, 17544163, 21237671, 22171195, 27638065, 31039673, 57645107, 87720815, 106188355, 155198365, 288225535, 403515749, 2017578745]

約数ペア:

[(1, 2017578745), (5, 403515749), (7, 288225535), (13, 155198365), (19, 106188355), (23, 87720815), (35, 57645107), (65, 31039673), (73, 27638065), (91, 22171195), (95, 21237671), (115, 17544163), (133, 15169765), (139, 14514955), (161, 12531545), (247, 8168335), (299, 6747755), (365, 5527613), (437, 4616885), (455, 4434239), (511, 3948295), (665, 3033953), (695, 2902991), (805, 2506309), (949, 2126005), (973, 2073565), (1235, 1633667), (1387, 1454635), (1495, 1349551), (1679, 1201655), (1729, 1166905), (1807, 1116535), (2093, 963965), (2185, 923377), (2555, 789659), (2641, 763945), (3059, 659555), (3197, 631085), (4745, 425201), (4865, 414713), (5681, 355145), (6643, 303715), (6935, 290927), (8395, 240331), (8645, 233381), (9035, 223307), (9709, 207805), (10147, 198835), (10465, 192793), (11753, 171665), (12649, 159505), (13205, 152789), (15295, 131911), (15985, 126217), (18031, 111895), (18487, 109135), (21827, 92435), (22379, 90155), (28405, 71029), (31901, 63245), (33215, 60743), (34333, 58765), (39767, 50735), (41561, 48545)]