1218373380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2053}}^1$

素因数の和:2235

約数の個数: 192

約数和(自身を含む): 4361710080

約数和(自身を除く): 3143336700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 157, 180, 189, 210, 252, 270, 314, 315, 378, 420, 471, 540, 628, 630, 756, 785, 942, 945, 1099, 1260, 1413, 1570, 1884, 1890, 2053, 2198, 2355, 2826, 3140, 3297, 3780, 4106, 4239, 4396, 4710, 5495, 5652, 6159, 6594, 7065, 8212, 8478, 9420, 9891, 10265, 10990, 12318, 13188, 14130, 14371, 16485, 16956, 18477, 19782, 20530, 21195, 21980, 24636, 28260, 28742, 29673, 30795, 32970, 36954, 39564, 41060, 42390, 43113, 49455, 55431, 57484, 59346, 61590, 65940, 71855, 73908, 84780, 86226, 92385, 98910, 110862, 118692, 123180, 129339, 143710, 148365, 172452, 184770, 197820, 215565, 221724, 258678, 277155, 287420, 296730, 322321, 369540, 388017, 431130, 517356, 554310, 593460, 644642, 646695, 776034, 862260, 966963, 1108620, 1289284, 1293390, 1552068, 1611605, 1933926, 1940085, 2256247, 2586780, 2900889, 3223210, 3867852, 3880170, 4512494, 4834815, 5801778, 6446420, 6768741, 7760340, 8702667, 9024988, 9669630, 11281235, 11603556, 13537482, 14504445, 17405334, 19339260, 20306223, 22562470, 27074964, 29008890, 33843705, 34810668, 40612446, 43513335, 45124940, 58017780, 60918669, 67687410, 81224892, 87026670, 101531115, 121837338, 135374820, 174053340, 203062230, 243674676, 304593345, 406124460, 609186690, 1218373380]

約数ペア:

[(1, 1218373380), (2, 609186690), (3, 406124460), (4, 304593345), (5, 243674676), (6, 203062230), (7, 174053340), (9, 135374820), (10, 121837338), (12, 101531115), (14, 87026670), (15, 81224892), (18, 67687410), (20, 60918669), (21, 58017780), (27, 45124940), (28, 43513335), (30, 40612446), (35, 34810668), (36, 33843705), (42, 29008890), (45, 27074964), (54, 22562470), (60, 20306223), (63, 19339260), (70, 17405334), (84, 14504445), (90, 13537482), (105, 11603556), (108, 11281235), (126, 9669630), (135, 9024988), (140, 8702667), (157, 7760340), (180, 6768741), (189, 6446420), (210, 5801778), (252, 4834815), (270, 4512494), (314, 3880170), (315, 3867852), (378, 3223210), (420, 2900889), (471, 2586780), (540, 2256247), (628, 1940085), (630, 1933926), (756, 1611605), (785, 1552068), (942, 1293390), (945, 1289284), (1099, 1108620), (1260, 966963), (1413, 862260), (1570, 776034), (1884, 646695), (1890, 644642), (2053, 593460), (2198, 554310), (2355, 517356), (2826, 431130), (3140, 388017), (3297, 369540), (3780, 322321), (4106, 296730), (4239, 287420), (4396, 277155), (4710, 258678), (5495, 221724), (5652, 215565), (6159, 197820), (6594, 184770), (7065, 172452), (8212, 148365), (8478, 143710), (9420, 129339), (9891, 123180), (10265, 118692), (10990, 110862), (12318, 98910), (13188, 92385), (14130, 86226), (14371, 84780), (16485, 73908), (16956, 71855), (18477, 65940), (19782, 61590), (20530, 59346), (21195, 57484), (21980, 55431), (24636, 49455), (28260, 43113), (28742, 42390), (29673, 41060), (30795, 39564), (32970, 36954)]