51908220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3169}}^1$

素因数の和:3204

約数の個数: 144

約数和(自身を含む): 193851840

約数和(自身を除く): 141943620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3169, 3276, 4095, 5460, 6338, 8190, 9507, 12676, 15845, 16380, 19014, 22183, 28521, 31690, 38028, 41197, 44366, 47535, 57042, 63380, 66549, 82394, 88732, 95070, 110915, 114084, 123591, 133098, 142605, 164788, 190140, 199647, 205985, 221830, 247182, 266196, 285210, 288379, 332745, 370773, 399294, 411970, 443660, 494364, 570420, 576758, 617955, 665490, 741546, 798588, 823940, 865137, 998235, 1153516, 1235910, 1330980, 1441895, 1483092, 1730274, 1853865, 1996470, 2471820, 2595411, 2883790, 3460548, 3707730, 3992940, 4325685, 5190822, 5767580, 7415460, 8651370, 10381644, 12977055, 17302740, 25954110, 51908220]

約数ペア:

[(1, 51908220), (2, 25954110), (3, 17302740), (4, 12977055), (5, 10381644), (6, 8651370), (7, 7415460), (9, 5767580), (10, 5190822), (12, 4325685), (13, 3992940), (14, 3707730), (15, 3460548), (18, 2883790), (20, 2595411), (21, 2471820), (26, 1996470), (28, 1853865), (30, 1730274), (35, 1483092), (36, 1441895), (39, 1330980), (42, 1235910), (45, 1153516), (52, 998235), (60, 865137), (63, 823940), (65, 798588), (70, 741546), (78, 665490), (84, 617955), (90, 576758), (91, 570420), (105, 494364), (117, 443660), (126, 411970), (130, 399294), (140, 370773), (156, 332745), (180, 288379), (182, 285210), (195, 266196), (210, 247182), (234, 221830), (252, 205985), (260, 199647), (273, 190140), (315, 164788), (364, 142605), (390, 133098), (420, 123591), (455, 114084), (468, 110915), (546, 95070), (585, 88732), (630, 82394), (780, 66549), (819, 63380), (910, 57042), (1092, 47535), (1170, 44366), (1260, 41197), (1365, 38028), (1638, 31690), (1820, 28521), (2340, 22183), (2730, 19014), (3169, 16380), (3276, 15845), (4095, 12676), (5460, 9507), (6338, 8190)]