409444490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:269

約数の個数: 192

約数和(自身を含む): 1034208000

約数和(自身を除く): 624763510

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 19, 26, 34, 35, 38, 49, 65, 70, 85, 91, 95, 98, 119, 130, 133, 170, 182, 190, 199, 221, 238, 245, 247, 266, 323, 398, 442, 455, 490, 494, 595, 637, 646, 665, 833, 910, 931, 995, 1105, 1190, 1235, 1274, 1330, 1393, 1547, 1615, 1666, 1729, 1862, 1990, 2210, 2261, 2470, 2587, 2786, 3094, 3185, 3230, 3383, 3458, 3781, 4165, 4199, 4522, 4655, 5174, 6370, 6766, 6965, 7562, 7735, 8330, 8398, 8645, 9310, 9751, 10829, 11305, 12103, 12935, 13930, 15470, 15827, 16915, 17290, 18109, 18905, 19502, 20995, 21658, 22610, 23681, 24206, 25870, 26467, 29393, 31654, 33830, 36218, 37810, 41990, 43979, 47362, 48755, 49153, 52934, 54145, 58786, 60515, 64277, 79135, 87958, 90545, 97510, 98306, 108290, 118405, 121030, 126763, 128554, 132335, 146965, 158270, 165767, 181090, 185269, 205751, 219895, 236810, 245765, 253526, 264670, 293930, 307853, 321385, 331534, 344071, 370538, 411502, 439790, 449939, 491530, 615706, 633815, 642770, 688142, 828835, 835601, 899878, 926345, 1028755, 1267630, 1539265, 1657670, 1671202, 1720355, 1852690, 2057510, 2154971, 2249695, 2408497, 3078530, 3149573, 3440710, 4178005, 4309942, 4499390, 4816994, 5849207, 6299146, 8356010, 10774855, 11698414, 12042485, 15747865, 21549710, 24084970, 29246035, 31495730, 40944449, 58492070, 81888898, 204722245, 409444490]

約数ペア:

[(1, 409444490), (2, 204722245), (5, 81888898), (7, 58492070), (10, 40944449), (13, 31495730), (14, 29246035), (17, 24084970), (19, 21549710), (26, 15747865), (34, 12042485), (35, 11698414), (38, 10774855), (49, 8356010), (65, 6299146), (70, 5849207), (85, 4816994), (91, 4499390), (95, 4309942), (98, 4178005), (119, 3440710), (130, 3149573), (133, 3078530), (170, 2408497), (182, 2249695), (190, 2154971), (199, 2057510), (221, 1852690), (238, 1720355), (245, 1671202), (247, 1657670), (266, 1539265), (323, 1267630), (398, 1028755), (442, 926345), (455, 899878), (490, 835601), (494, 828835), (595, 688142), (637, 642770), (646, 633815), (665, 615706), (833, 491530), (910, 449939), (931, 439790), (995, 411502), (1105, 370538), (1190, 344071), (1235, 331534), (1274, 321385), (1330, 307853), (1393, 293930), (1547, 264670), (1615, 253526), (1666, 245765), (1729, 236810), (1862, 219895), (1990, 205751), (2210, 185269), (2261, 181090), (2470, 165767), (2587, 158270), (2786, 146965), (3094, 132335), (3185, 128554), (3230, 126763), (3383, 121030), (3458, 118405), (3781, 108290), (4165, 98306), (4199, 97510), (4522, 90545), (4655, 87958), (5174, 79135), (6370, 64277), (6766, 60515), (6965, 58786), (7562, 54145), (7735, 52934), (8330, 49153), (8398, 48755), (8645, 47362), (9310, 43979), (9751, 41990), (10829, 37810), (11305, 36218), (12103, 33830), (12935, 31654), (13930, 29393), (15470, 26467), (15827, 25870), (16915, 24206), (17290, 23681), (18109, 22610), (18905, 21658), (19502, 20995)]