1687560210

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{2131}}^1$

素因数の和:2573

約数の個数: 128

約数和(自身を含む): 5157734400

約数和(自身を除く): 3470174190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 419, 630, 838, 945, 1257, 1890, 2095, 2131, 2514, 2933, 3771, 4190, 4262, 5866, 6285, 6393, 7542, 8799, 10655, 11313, 12570, 12786, 14665, 14917, 17598, 18855, 19179, 21310, 22626, 26397, 29330, 29834, 31965, 37710, 38358, 43995, 44751, 52794, 56565, 57537, 63930, 74585, 79191, 87990, 89502, 95895, 113130, 115074, 131985, 134253, 149170, 158382, 191790, 223755, 263970, 268506, 287685, 395955, 402759, 447510, 575370, 671265, 791910, 805518, 892889, 1342530, 1785778, 2013795, 2678667, 4027590, 4464445, 5357334, 6250223, 8036001, 8928890, 12500446, 13393335, 16072002, 18750669, 24108003, 26786670, 31251115, 37501338, 40180005, 48216006, 56252007, 62502230, 80360010, 93753345, 112504014, 120540015, 168756021, 187506690, 241080030, 281260035, 337512042, 562520070, 843780105, 1687560210]

約数ペア:

[(1, 1687560210), (2, 843780105), (3, 562520070), (5, 337512042), (6, 281260035), (7, 241080030), (9, 187506690), (10, 168756021), (14, 120540015), (15, 112504014), (18, 93753345), (21, 80360010), (27, 62502230), (30, 56252007), (35, 48216006), (42, 40180005), (45, 37501338), (54, 31251115), (63, 26786670), (70, 24108003), (90, 18750669), (105, 16072002), (126, 13393335), (135, 12500446), (189, 8928890), (210, 8036001), (270, 6250223), (315, 5357334), (378, 4464445), (419, 4027590), (630, 2678667), (838, 2013795), (945, 1785778), (1257, 1342530), (1890, 892889), (2095, 805518), (2131, 791910), (2514, 671265), (2933, 575370), (3771, 447510), (4190, 402759), (4262, 395955), (5866, 287685), (6285, 268506), (6393, 263970), (7542, 223755), (8799, 191790), (10655, 158382), (11313, 149170), (12570, 134253), (12786, 131985), (14665, 115074), (14917, 113130), (17598, 95895), (18855, 89502), (19179, 87990), (21310, 79191), (22626, 74585), (26397, 63930), (29330, 57537), (29834, 56565), (31965, 52794), (37710, 44751), (38358, 43995)]