401275160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 1111047840

約数和(自身を除く): 709772680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 73, 88, 104, 110, 124, 130, 143, 146, 155, 220, 248, 260, 286, 292, 310, 341, 365, 403, 440, 520, 572, 584, 620, 682, 715, 730, 803, 806, 949, 961, 1144, 1240, 1364, 1430, 1460, 1606, 1612, 1705, 1898, 1922, 2015, 2263, 2728, 2860, 2920, 3212, 3224, 3410, 3796, 3844, 4015, 4030, 4433, 4526, 4745, 4805, 5720, 6424, 6820, 7592, 7688, 8030, 8060, 8866, 9052, 9490, 9610, 10439, 10571, 11315, 12493, 13640, 16060, 16120, 17732, 18104, 18980, 19220, 20878, 21142, 22165, 22630, 24893, 24986, 29419, 32120, 35464, 37960, 38440, 41756, 42284, 44330, 45260, 49786, 49972, 52195, 52855, 58838, 62465, 70153, 83512, 84568, 88660, 90520, 99572, 99944, 104390, 105710, 117676, 124465, 124930, 137423, 140306, 147095, 177320, 199144, 208780, 211420, 235352, 248930, 249860, 274846, 280612, 294190, 323609, 350765, 417560, 422840, 497860, 499720, 549692, 561224, 588380, 647218, 687115, 701530, 771683, 911989, 995720, 1099384, 1176760, 1294436, 1374230, 1403060, 1543366, 1618045, 1823978, 2588872, 2748460, 2806120, 3086732, 3236090, 3647956, 3858415, 4559945, 5496920, 6173464, 6472180, 7295912, 7716830, 9119890, 10031879, 12944360, 15433660, 18239780, 20063758, 30867320, 36479560, 40127516, 50159395, 80255032, 100318790, 200637580, 401275160]

約数ペア:

[(1, 401275160), (2, 200637580), (4, 100318790), (5, 80255032), (8, 50159395), (10, 40127516), (11, 36479560), (13, 30867320), (20, 20063758), (22, 18239780), (26, 15433660), (31, 12944360), (40, 10031879), (44, 9119890), (52, 7716830), (55, 7295912), (62, 6472180), (65, 6173464), (73, 5496920), (88, 4559945), (104, 3858415), (110, 3647956), (124, 3236090), (130, 3086732), (143, 2806120), (146, 2748460), (155, 2588872), (220, 1823978), (248, 1618045), (260, 1543366), (286, 1403060), (292, 1374230), (310, 1294436), (341, 1176760), (365, 1099384), (403, 995720), (440, 911989), (520, 771683), (572, 701530), (584, 687115), (620, 647218), (682, 588380), (715, 561224), (730, 549692), (803, 499720), (806, 497860), (949, 422840), (961, 417560), (1144, 350765), (1240, 323609), (1364, 294190), (1430, 280612), (1460, 274846), (1606, 249860), (1612, 248930), (1705, 235352), (1898, 211420), (1922, 208780), (2015, 199144), (2263, 177320), (2728, 147095), (2860, 140306), (2920, 137423), (3212, 124930), (3224, 124465), (3410, 117676), (3796, 105710), (3844, 104390), (4015, 99944), (4030, 99572), (4433, 90520), (4526, 88660), (4745, 84568), (4805, 83512), (5720, 70153), (6424, 62465), (6820, 58838), (7592, 52855), (7688, 52195), (8030, 49972), (8060, 49786), (8866, 45260), (9052, 44330), (9490, 42284), (9610, 41756), (10439, 38440), (10571, 37960), (11315, 35464), (12493, 32120), (13640, 29419), (16060, 24986), (16120, 24893), (17732, 22630), (18104, 22165), (18980, 21142), (19220, 20878)]