145565420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:712

約数の個数: 144

約数和(自身を含む): 414168384

約数和(自身を除く): 268602964

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 121, 130, 140, 143, 154, 182, 220, 242, 260, 286, 308, 364, 385, 455, 484, 572, 605, 661, 715, 770, 847, 910, 1001, 1210, 1322, 1430, 1540, 1573, 1694, 1820, 2002, 2420, 2644, 2860, 3146, 3305, 3388, 4004, 4235, 4627, 5005, 6292, 6610, 7271, 7865, 8470, 8593, 9254, 10010, 11011, 13220, 14542, 15730, 16940, 17186, 18508, 20020, 22022, 23135, 29084, 31460, 34372, 36355, 42965, 44044, 46270, 50897, 55055, 60151, 72710, 79981, 85930, 92540, 94523, 101794, 110110, 120302, 145420, 159962, 171860, 189046, 203588, 220220, 240604, 254485, 300755, 319924, 378092, 399905, 472615, 508970, 559867, 601510, 661661, 799810, 945230, 1017940, 1039753, 1119734, 1203020, 1323322, 1599620, 1890460, 2079506, 2239468, 2646644, 2799335, 3308305, 4159012, 5198765, 5598670, 6616610, 7278271, 10397530, 11197340, 13233220, 14556542, 20795060, 29113084, 36391355, 72782710, 145565420]

約数ペア:

[(1, 145565420), (2, 72782710), (4, 36391355), (5, 29113084), (7, 20795060), (10, 14556542), (11, 13233220), (13, 11197340), (14, 10397530), (20, 7278271), (22, 6616610), (26, 5598670), (28, 5198765), (35, 4159012), (44, 3308305), (52, 2799335), (55, 2646644), (65, 2239468), (70, 2079506), (77, 1890460), (91, 1599620), (110, 1323322), (121, 1203020), (130, 1119734), (140, 1039753), (143, 1017940), (154, 945230), (182, 799810), (220, 661661), (242, 601510), (260, 559867), (286, 508970), (308, 472615), (364, 399905), (385, 378092), (455, 319924), (484, 300755), (572, 254485), (605, 240604), (661, 220220), (715, 203588), (770, 189046), (847, 171860), (910, 159962), (1001, 145420), (1210, 120302), (1322, 110110), (1430, 101794), (1540, 94523), (1573, 92540), (1694, 85930), (1820, 79981), (2002, 72710), (2420, 60151), (2644, 55055), (2860, 50897), (3146, 46270), (3305, 44044), (3388, 42965), (4004, 36355), (4235, 34372), (4627, 31460), (5005, 29084), (6292, 23135), (6610, 22022), (7271, 20020), (7865, 18508), (8470, 17186), (8593, 16940), (9254, 15730), (10010, 14542), (11011, 13220)]