215545330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:452

約数の個数: 128

約数和(自身を含む): 530966016

約数和(自身を除く): 315420686

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 61, 65, 70, 77, 91, 110, 122, 130, 143, 154, 182, 286, 305, 353, 385, 427, 455, 610, 671, 706, 715, 770, 793, 854, 910, 1001, 1342, 1430, 1586, 1765, 2002, 2135, 2471, 3355, 3530, 3883, 3965, 4270, 4589, 4697, 4942, 5005, 5551, 6710, 7766, 7930, 8723, 9178, 9394, 10010, 11102, 12355, 17446, 19415, 21533, 22945, 23485, 24710, 27181, 27755, 32123, 38830, 43066, 43615, 45890, 46970, 50479, 54362, 55510, 61061, 64246, 87230, 100958, 107665, 122122, 135905, 150731, 160615, 215330, 236863, 252395, 271810, 279929, 301462, 305305, 321230, 353353, 473726, 504790, 559858, 610610, 706706, 753655, 1184315, 1399645, 1507310, 1658041, 1766765, 1959503, 2368630, 2799290, 3079219, 3316082, 3533530, 3919006, 6158438, 8290205, 9797515, 15396095, 16580410, 19595030, 21554533, 30792190, 43109066, 107772665, 215545330]

約数ペア:

[(1, 215545330), (2, 107772665), (5, 43109066), (7, 30792190), (10, 21554533), (11, 19595030), (13, 16580410), (14, 15396095), (22, 9797515), (26, 8290205), (35, 6158438), (55, 3919006), (61, 3533530), (65, 3316082), (70, 3079219), (77, 2799290), (91, 2368630), (110, 1959503), (122, 1766765), (130, 1658041), (143, 1507310), (154, 1399645), (182, 1184315), (286, 753655), (305, 706706), (353, 610610), (385, 559858), (427, 504790), (455, 473726), (610, 353353), (671, 321230), (706, 305305), (715, 301462), (770, 279929), (793, 271810), (854, 252395), (910, 236863), (1001, 215330), (1342, 160615), (1430, 150731), (1586, 135905), (1765, 122122), (2002, 107665), (2135, 100958), (2471, 87230), (3355, 64246), (3530, 61061), (3883, 55510), (3965, 54362), (4270, 50479), (4589, 46970), (4697, 45890), (4942, 43615), (5005, 43066), (5551, 38830), (6710, 32123), (7766, 27755), (7930, 27181), (8723, 24710), (9178, 23485), (9394, 22945), (10010, 21533), (11102, 19415), (12355, 17446)]