66636990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{293}}^1$

素因数の和:351

約数の個数: 144

約数和(自身を含む): 209690208

約数和(自身を除く): 143053218

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 293, 315, 342, 361, 399, 570, 586, 630, 665, 722, 798, 855, 879, 1083, 1197, 1330, 1465, 1710, 1758, 1805, 1995, 2051, 2166, 2394, 2527, 2637, 2930, 3249, 3610, 3990, 4102, 4395, 5054, 5274, 5415, 5567, 5985, 6153, 6498, 7581, 8790, 10255, 10830, 11134, 11970, 12306, 12635, 13185, 15162, 16245, 16701, 18459, 20510, 22743, 25270, 26370, 27835, 30765, 32490, 33402, 36918, 37905, 38969, 45486, 50103, 55670, 61530, 75810, 77938, 83505, 92295, 100206, 105773, 113715, 116907, 167010, 184590, 194845, 211546, 227430, 233814, 250515, 317319, 350721, 389690, 501030, 528865, 584535, 634638, 701442, 740411, 951957, 1057730, 1169070, 1480822, 1586595, 1753605, 1903914, 2221233, 3173190, 3507210, 3702055, 4442466, 4759785, 6663699, 7404110, 9519570, 11106165, 13327398, 22212330, 33318495, 66636990]

約数ペア:

[(1, 66636990), (2, 33318495), (3, 22212330), (5, 13327398), (6, 11106165), (7, 9519570), (9, 7404110), (10, 6663699), (14, 4759785), (15, 4442466), (18, 3702055), (19, 3507210), (21, 3173190), (30, 2221233), (35, 1903914), (38, 1753605), (42, 1586595), (45, 1480822), (57, 1169070), (63, 1057730), (70, 951957), (90, 740411), (95, 701442), (105, 634638), (114, 584535), (126, 528865), (133, 501030), (171, 389690), (190, 350721), (210, 317319), (266, 250515), (285, 233814), (293, 227430), (315, 211546), (342, 194845), (361, 184590), (399, 167010), (570, 116907), (586, 113715), (630, 105773), (665, 100206), (722, 92295), (798, 83505), (855, 77938), (879, 75810), (1083, 61530), (1197, 55670), (1330, 50103), (1465, 45486), (1710, 38969), (1758, 37905), (1805, 36918), (1995, 33402), (2051, 32490), (2166, 30765), (2394, 27835), (2527, 26370), (2637, 25270), (2930, 22743), (3249, 20510), (3610, 18459), (3990, 16701), (4102, 16245), (4395, 15162), (5054, 13185), (5274, 12635), (5415, 12306), (5567, 11970), (5985, 11134), (6153, 10830), (6498, 10255), (7581, 8790)]