65869020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:940

約数の個数: 144

約数和(自身を含む): 232360128

約数和(自身を除く): 166491108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 857, 915, 1098, 1220, 1260, 1281, 1708, 1714, 1830, 2135, 2196, 2562, 2571, 2745, 3428, 3660, 3843, 4270, 4285, 5124, 5142, 5490, 5999, 6405, 7686, 7713, 8540, 8570, 10284, 10980, 11998, 12810, 12855, 15372, 15426, 17140, 17997, 19215, 23996, 25620, 25710, 29995, 30852, 35994, 38430, 38565, 51420, 52277, 53991, 59990, 71988, 76860, 77130, 89985, 104554, 107982, 119980, 154260, 156831, 179970, 209108, 215964, 261385, 269955, 313662, 359940, 365939, 470493, 522770, 539910, 627324, 731878, 784155, 940986, 1045540, 1079820, 1097817, 1463756, 1568310, 1829695, 1881972, 2195634, 2352465, 3136620, 3293451, 3659390, 4391268, 4704930, 5489085, 6586902, 7318780, 9409860, 10978170, 13173804, 16467255, 21956340, 32934510, 65869020]

約数ペア:

[(1, 65869020), (2, 32934510), (3, 21956340), (4, 16467255), (5, 13173804), (6, 10978170), (7, 9409860), (9, 7318780), (10, 6586902), (12, 5489085), (14, 4704930), (15, 4391268), (18, 3659390), (20, 3293451), (21, 3136620), (28, 2352465), (30, 2195634), (35, 1881972), (36, 1829695), (42, 1568310), (45, 1463756), (60, 1097817), (61, 1079820), (63, 1045540), (70, 940986), (84, 784155), (90, 731878), (105, 627324), (122, 539910), (126, 522770), (140, 470493), (180, 365939), (183, 359940), (210, 313662), (244, 269955), (252, 261385), (305, 215964), (315, 209108), (366, 179970), (420, 156831), (427, 154260), (549, 119980), (610, 107982), (630, 104554), (732, 89985), (854, 77130), (857, 76860), (915, 71988), (1098, 59990), (1220, 53991), (1260, 52277), (1281, 51420), (1708, 38565), (1714, 38430), (1830, 35994), (2135, 30852), (2196, 29995), (2562, 25710), (2571, 25620), (2745, 23996), (3428, 19215), (3660, 17997), (3843, 17140), (4270, 15426), (4285, 15372), (5124, 12855), (5142, 12810), (5490, 11998), (5999, 10980), (6405, 10284), (7686, 8570), (7713, 8540)]