2006208765

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 4079687040

約数和(自身を除く): 2073478275

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 103, 109, 165, 171, 209, 285, 309, 327, 361, 495, 515, 545, 627, 855, 927, 981, 1045, 1083, 1133, 1199, 1545, 1635, 1805, 1881, 1957, 2071, 3135, 3249, 3399, 3597, 3971, 4635, 4905, 5415, 5665, 5871, 5995, 6213, 9405, 9785, 10197, 10355, 10791, 11227, 11913, 16245, 16995, 17613, 17985, 18639, 19855, 21527, 22781, 29355, 31065, 33681, 35739, 37183, 39349, 50985, 53955, 56135, 59565, 64581, 68343, 88065, 93195, 101043, 107635, 111549, 113905, 118047, 123497, 168405, 178695, 185915, 193743, 196745, 205029, 213313, 322905, 334647, 341715, 354141, 370491, 409013, 432839, 505215, 557745, 590235, 617485, 639939, 968715, 1025145, 1066565, 1111473, 1227039, 1298517, 1673235, 1770705, 1852455, 1919817, 2045065, 2164195, 2346443, 3199695, 3681117, 3895551, 4052947, 5557365, 6135195, 6492585, 7039329, 9599085, 11732215, 12158841, 18405585, 19477755, 20264735, 21117987, 35196645, 36476523, 44582417, 60794205, 105589935, 133747251, 182382615, 222912085, 401241753, 668736255, 2006208765]

約数ペア:

[(1, 2006208765), (3, 668736255), (5, 401241753), (9, 222912085), (11, 182382615), (15, 133747251), (19, 105589935), (33, 60794205), (45, 44582417), (55, 36476523), (57, 35196645), (95, 21117987), (99, 20264735), (103, 19477755), (109, 18405585), (165, 12158841), (171, 11732215), (209, 9599085), (285, 7039329), (309, 6492585), (327, 6135195), (361, 5557365), (495, 4052947), (515, 3895551), (545, 3681117), (627, 3199695), (855, 2346443), (927, 2164195), (981, 2045065), (1045, 1919817), (1083, 1852455), (1133, 1770705), (1199, 1673235), (1545, 1298517), (1635, 1227039), (1805, 1111473), (1881, 1066565), (1957, 1025145), (2071, 968715), (3135, 639939), (3249, 617485), (3399, 590235), (3597, 557745), (3971, 505215), (4635, 432839), (4905, 409013), (5415, 370491), (5665, 354141), (5871, 341715), (5995, 334647), (6213, 322905), (9405, 213313), (9785, 205029), (10197, 196745), (10355, 193743), (10791, 185915), (11227, 178695), (11913, 168405), (16245, 123497), (16995, 118047), (17613, 113905), (17985, 111549), (18639, 107635), (19855, 101043), (21527, 93195), (22781, 88065), (29355, 68343), (31065, 64581), (33681, 59565), (35739, 56135), (37183, 53955), (39349, 50985)]