210731220

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{18583}}^1$

素因数の和:18611

約数の個数: 120

約数和(自身を含む): 755551104

約数和(自身を除く): 544819884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 18583, 37166, 55749, 74332, 92915, 111498, 130081, 167247, 185830, 222996, 260162, 278745, 334494, 371660, 390243, 501741, 520324, 557490, 650405, 668988, 780486, 836235, 1003482, 1114980, 1170729, 1300810, 1505223, 1560972, 1672470, 1951215, 2006964, 2341458, 2508705, 2601620, 3010446, 3344940, 3512187, 3902430, 4682916, 5017410, 5853645, 6020892, 7024374, 7526115, 7804860, 10034820, 10536561, 11707290, 14048748, 15052230, 17560935, 21073122, 23414580, 30104460, 35121870, 42146244, 52682805, 70243740, 105365610, 210731220]

約数ペア:

[(1, 210731220), (2, 105365610), (3, 70243740), (4, 52682805), (5, 42146244), (6, 35121870), (7, 30104460), (9, 23414580), (10, 21073122), (12, 17560935), (14, 15052230), (15, 14048748), (18, 11707290), (20, 10536561), (21, 10034820), (27, 7804860), (28, 7526115), (30, 7024374), (35, 6020892), (36, 5853645), (42, 5017410), (45, 4682916), (54, 3902430), (60, 3512187), (63, 3344940), (70, 3010446), (81, 2601620), (84, 2508705), (90, 2341458), (105, 2006964), (108, 1951215), (126, 1672470), (135, 1560972), (140, 1505223), (162, 1300810), (180, 1170729), (189, 1114980), (210, 1003482), (252, 836235), (270, 780486), (315, 668988), (324, 650405), (378, 557490), (405, 520324), (420, 501741), (540, 390243), (567, 371660), (630, 334494), (756, 278745), (810, 260162), (945, 222996), (1134, 185830), (1260, 167247), (1620, 130081), (1890, 111498), (2268, 92915), (2835, 74332), (3780, 55749), (5670, 37166), (11340, 18583)]