68999640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 222393600

約数和(自身を除く): 153393960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 53, 57, 60, 76, 95, 106, 114, 120, 152, 159, 190, 212, 228, 265, 285, 318, 380, 424, 456, 530, 570, 571, 636, 760, 795, 1007, 1060, 1140, 1142, 1272, 1590, 1713, 2014, 2120, 2280, 2284, 2855, 3021, 3180, 3426, 4028, 4568, 5035, 5710, 6042, 6360, 6852, 8056, 8565, 10070, 10849, 11420, 12084, 13704, 15105, 17130, 20140, 21698, 22840, 24168, 30210, 30263, 32547, 34260, 40280, 43396, 54245, 60420, 60526, 65094, 68520, 86792, 90789, 108490, 120840, 121052, 130188, 151315, 162735, 181578, 216980, 242104, 260376, 302630, 325470, 363156, 433960, 453945, 574997, 605260, 650940, 726312, 907890, 1149994, 1210520, 1301880, 1724991, 1815780, 2299988, 2874985, 3449982, 3631560, 4599976, 5749970, 6899964, 8624955, 11499940, 13799928, 17249910, 22999880, 34499820, 68999640]

約数ペア:

[(1, 68999640), (2, 34499820), (3, 22999880), (4, 17249910), (5, 13799928), (6, 11499940), (8, 8624955), (10, 6899964), (12, 5749970), (15, 4599976), (19, 3631560), (20, 3449982), (24, 2874985), (30, 2299988), (38, 1815780), (40, 1724991), (53, 1301880), (57, 1210520), (60, 1149994), (76, 907890), (95, 726312), (106, 650940), (114, 605260), (120, 574997), (152, 453945), (159, 433960), (190, 363156), (212, 325470), (228, 302630), (265, 260376), (285, 242104), (318, 216980), (380, 181578), (424, 162735), (456, 151315), (530, 130188), (570, 121052), (571, 120840), (636, 108490), (760, 90789), (795, 86792), (1007, 68520), (1060, 65094), (1140, 60526), (1142, 60420), (1272, 54245), (1590, 43396), (1713, 40280), (2014, 34260), (2120, 32547), (2280, 30263), (2284, 30210), (2855, 24168), (3021, 22840), (3180, 21698), (3426, 20140), (4028, 17130), (4568, 15105), (5035, 13704), (5710, 12084), (6042, 11420), (6360, 10849), (6852, 10070), (8056, 8565)]