51405960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:367

約数の個数: 128

約数和(自身を含む): 165473280

約数和(自身を除く): 114067320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 113, 120, 136, 170, 204, 223, 226, 255, 339, 340, 408, 446, 452, 510, 565, 669, 678, 680, 892, 904, 1020, 1115, 1130, 1338, 1356, 1695, 1784, 1921, 2040, 2230, 2260, 2676, 2712, 3345, 3390, 3791, 3842, 4460, 4520, 5352, 5763, 6690, 6780, 7582, 7684, 8920, 9605, 11373, 11526, 13380, 13560, 15164, 15368, 18955, 19210, 22746, 23052, 25199, 26760, 28815, 30328, 37910, 38420, 45492, 46104, 50398, 56865, 57630, 75597, 75820, 76840, 90984, 100796, 113730, 115260, 125995, 151194, 151640, 201592, 227460, 230520, 251990, 302388, 377985, 428383, 454920, 503980, 604776, 755970, 856766, 1007960, 1285149, 1511940, 1713532, 2141915, 2570298, 3023880, 3427064, 4283830, 5140596, 6425745, 8567660, 10281192, 12851490, 17135320, 25702980, 51405960]

約数ペア:

[(1, 51405960), (2, 25702980), (3, 17135320), (4, 12851490), (5, 10281192), (6, 8567660), (8, 6425745), (10, 5140596), (12, 4283830), (15, 3427064), (17, 3023880), (20, 2570298), (24, 2141915), (30, 1713532), (34, 1511940), (40, 1285149), (51, 1007960), (60, 856766), (68, 755970), (85, 604776), (102, 503980), (113, 454920), (120, 428383), (136, 377985), (170, 302388), (204, 251990), (223, 230520), (226, 227460), (255, 201592), (339, 151640), (340, 151194), (408, 125995), (446, 115260), (452, 113730), (510, 100796), (565, 90984), (669, 76840), (678, 75820), (680, 75597), (892, 57630), (904, 56865), (1020, 50398), (1115, 46104), (1130, 45492), (1338, 38420), (1356, 37910), (1695, 30328), (1784, 28815), (1921, 26760), (2040, 25199), (2230, 23052), (2260, 22746), (2676, 19210), (2712, 18955), (3345, 15368), (3390, 15164), (3791, 13560), (3842, 13380), (4460, 11526), (4520, 11373), (5352, 9605), (5763, 8920), (6690, 7684), (6780, 7582)]