2405340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 8805888

約数和(自身を除く): 6400548

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 83, 84, 90, 92, 105, 115, 126, 138, 140, 161, 166, 180, 207, 210, 230, 249, 252, 276, 315, 322, 332, 345, 414, 415, 420, 460, 483, 498, 581, 630, 644, 690, 747, 805, 828, 830, 966, 996, 1035, 1162, 1245, 1260, 1380, 1449, 1494, 1610, 1660, 1743, 1909, 1932, 2070, 2324, 2415, 2490, 2898, 2905, 2988, 3220, 3486, 3735, 3818, 4140, 4830, 4980, 5229, 5727, 5796, 5810, 6972, 7245, 7470, 7636, 8715, 9545, 9660, 10458, 11454, 11620, 13363, 14490, 14940, 17181, 17430, 19090, 20916, 22908, 26145, 26726, 28635, 28980, 34362, 34860, 38180, 40089, 52290, 53452, 57270, 66815, 68724, 80178, 85905, 104580, 114540, 120267, 133630, 160356, 171810, 200445, 240534, 267260, 343620, 400890, 481068, 601335, 801780, 1202670, 2405340]

約数ペア:

[(1, 2405340), (2, 1202670), (3, 801780), (4, 601335), (5, 481068), (6, 400890), (7, 343620), (9, 267260), (10, 240534), (12, 200445), (14, 171810), (15, 160356), (18, 133630), (20, 120267), (21, 114540), (23, 104580), (28, 85905), (30, 80178), (35, 68724), (36, 66815), (42, 57270), (45, 53452), (46, 52290), (60, 40089), (63, 38180), (69, 34860), (70, 34362), (83, 28980), (84, 28635), (90, 26726), (92, 26145), (105, 22908), (115, 20916), (126, 19090), (138, 17430), (140, 17181), (161, 14940), (166, 14490), (180, 13363), (207, 11620), (210, 11454), (230, 10458), (249, 9660), (252, 9545), (276, 8715), (315, 7636), (322, 7470), (332, 7245), (345, 6972), (414, 5810), (415, 5796), (420, 5727), (460, 5229), (483, 4980), (498, 4830), (581, 4140), (630, 3818), (644, 3735), (690, 3486), (747, 3220), (805, 2988), (828, 2905), (830, 2898), (966, 2490), (996, 2415), (1035, 2324), (1162, 2070), (1245, 1932), (1260, 1909), (1380, 1743), (1449, 1660), (1494, 1610)]