289439640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{347}}^1$

素因数の和:702

約数の個数: 192

約数和(自身を含む): 1081416960

約数和(自身を除く): 791977320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 331, 347, 360, 420, 504, 630, 662, 694, 840, 993, 1041, 1260, 1324, 1388, 1655, 1735, 1986, 2082, 2317, 2429, 2520, 2648, 2776, 2979, 3123, 3310, 3470, 3972, 4164, 4634, 4858, 4965, 5205, 5958, 6246, 6620, 6940, 6951, 7287, 7944, 8328, 9268, 9716, 9930, 10410, 11585, 11916, 12145, 12492, 13240, 13880, 13902, 14574, 14895, 15615, 18536, 19432, 19860, 20820, 20853, 21861, 23170, 23832, 24290, 24984, 27804, 29148, 29790, 31230, 34755, 36435, 39720, 41640, 41706, 43722, 46340, 48580, 55608, 58296, 59580, 62460, 69510, 72870, 83412, 87444, 92680, 97160, 104265, 109305, 114857, 119160, 124920, 139020, 145740, 166824, 174888, 208530, 218610, 229714, 278040, 291480, 344571, 417060, 437220, 459428, 574285, 689142, 803999, 834120, 874440, 918856, 1033713, 1148570, 1378284, 1607998, 1722855, 2067426, 2297140, 2411997, 2756568, 3215996, 3445710, 4019995, 4134852, 4594280, 4823994, 5168565, 6431992, 6891420, 7235991, 8039990, 8269704, 9647988, 10337130, 12059985, 13782840, 14471982, 16079980, 19295976, 20674260, 24119970, 28943964, 32159960, 36179955, 41348520, 48239940, 57887928, 72359910, 96479880, 144719820, 289439640]

約数ペア:

[(1, 289439640), (2, 144719820), (3, 96479880), (4, 72359910), (5, 57887928), (6, 48239940), (7, 41348520), (8, 36179955), (9, 32159960), (10, 28943964), (12, 24119970), (14, 20674260), (15, 19295976), (18, 16079980), (20, 14471982), (21, 13782840), (24, 12059985), (28, 10337130), (30, 9647988), (35, 8269704), (36, 8039990), (40, 7235991), (42, 6891420), (45, 6431992), (56, 5168565), (60, 4823994), (63, 4594280), (70, 4134852), (72, 4019995), (84, 3445710), (90, 3215996), (105, 2756568), (120, 2411997), (126, 2297140), (140, 2067426), (168, 1722855), (180, 1607998), (210, 1378284), (252, 1148570), (280, 1033713), (315, 918856), (331, 874440), (347, 834120), (360, 803999), (420, 689142), (504, 574285), (630, 459428), (662, 437220), (694, 417060), (840, 344571), (993, 291480), (1041, 278040), (1260, 229714), (1324, 218610), (1388, 208530), (1655, 174888), (1735, 166824), (1986, 145740), (2082, 139020), (2317, 124920), (2429, 119160), (2520, 114857), (2648, 109305), (2776, 104265), (2979, 97160), (3123, 92680), (3310, 87444), (3470, 83412), (3972, 72870), (4164, 69510), (4634, 62460), (4858, 59580), (4965, 58296), (5205, 55608), (5958, 48580), (6246, 46340), (6620, 43722), (6940, 41706), (6951, 41640), (7287, 39720), (7944, 36435), (8328, 34755), (9268, 31230), (9716, 29790), (9930, 29148), (10410, 27804), (11585, 24984), (11916, 24290), (12145, 23832), (12492, 23170), (13240, 21861), (13880, 20853), (13902, 20820), (14574, 19860), (14895, 19432), (15615, 18536)]