130408020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2243}}^1$

素因数の和:2294

約数の個数: 144

約数和(自身を含む): 441080640

約数和(自身を除く): 310672620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1530, 1615, 1710, 1938, 2243, 2907, 3060, 3230, 3420, 3876, 4486, 4845, 5814, 6460, 6729, 8972, 9690, 11215, 11628, 13458, 14535, 19380, 20187, 22430, 26916, 29070, 33645, 38131, 40374, 42617, 44860, 58140, 67290, 76262, 80748, 85234, 100935, 114393, 127851, 134580, 152524, 170468, 190655, 201870, 213085, 228786, 255702, 343179, 381310, 383553, 403740, 426170, 457572, 511404, 571965, 639255, 686358, 724489, 762620, 767106, 852340, 1143930, 1278510, 1372716, 1448978, 1534212, 1715895, 1917765, 2173467, 2287860, 2557020, 2897956, 3431790, 3622445, 3835530, 4346934, 6520401, 6863580, 7244890, 7671060, 8693868, 10867335, 13040802, 14489780, 21734670, 26081604, 32602005, 43469340, 65204010, 130408020]

約数ペア:

[(1, 130408020), (2, 65204010), (3, 43469340), (4, 32602005), (5, 26081604), (6, 21734670), (9, 14489780), (10, 13040802), (12, 10867335), (15, 8693868), (17, 7671060), (18, 7244890), (19, 6863580), (20, 6520401), (30, 4346934), (34, 3835530), (36, 3622445), (38, 3431790), (45, 2897956), (51, 2557020), (57, 2287860), (60, 2173467), (68, 1917765), (76, 1715895), (85, 1534212), (90, 1448978), (95, 1372716), (102, 1278510), (114, 1143930), (153, 852340), (170, 767106), (171, 762620), (180, 724489), (190, 686358), (204, 639255), (228, 571965), (255, 511404), (285, 457572), (306, 426170), (323, 403740), (340, 383553), (342, 381310), (380, 343179), (510, 255702), (570, 228786), (612, 213085), (646, 201870), (684, 190655), (765, 170468), (855, 152524), (969, 134580), (1020, 127851), (1140, 114393), (1292, 100935), (1530, 85234), (1615, 80748), (1710, 76262), (1938, 67290), (2243, 58140), (2907, 44860), (3060, 42617), (3230, 40374), (3420, 38131), (3876, 33645), (4486, 29070), (4845, 26916), (5814, 22430), (6460, 20187), (6729, 19380), (8972, 14535), (9690, 13458), (11215, 11628)]